Home / 85,088.08-117,424.38-46,849.50

Finding the Fourth Proportional to 85,088.08, 117,424.38 and 46,849.50

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Solution

The fourth proportional to 85,088.08, 117,424.38 and 46,849.50 is: 64,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,088.08 : 117,424.38 = 46,849.50 : x
  2. Step 2: Convert to fraction form
    85,088.08/117,424.38 = 46,849.50/x
  3. Step 3: Cross multiply
    85,088.08x = 117,424.38 × 46,849.50
  4. Step 4: Simplify right side
    85,088.08x = 5,501,273,490.81
  5. Step 5: Solve for x
    x = 5,501,273,490.81/85,088.08
  6. Step 6: Final answer
    x = 64,653.87

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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.