Home / 85,089.08-117,425.76-46,850.50

Finding the Fourth Proportional to 85,089.08, 117,425.76 and 46,850.50

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Solution

The fourth proportional to 85,089.08, 117,425.76 and 46,850.50 is: 64,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,089.08 : 117,425.76 = 46,850.50 : x
  2. Step 2: Convert to fraction form
    85,089.08/117,425.76 = 46,850.50/x
  3. Step 3: Cross multiply
    85,089.08x = 117,425.76 × 46,850.50
  4. Step 4: Simplify right side
    85,089.08x = 5,501,455,568.88
  5. Step 5: Solve for x
    x = 5,501,455,568.88/85,089.08
  6. Step 6: Final answer
    x = 64,655.25

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.