Home / 85,260.60-117,655.98-47,534.52

Finding the Fourth Proportional to 85,260.60, 117,655.98 and 47,534.52

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Solution

The fourth proportional to 85,260.60, 117,655.98 and 47,534.52 is: 65,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,260.60 : 117,655.98 = 47,534.52 : x
  2. Step 2: Convert to fraction form
    85,260.60/117,655.98 = 47,534.52/x
  3. Step 3: Cross multiply
    85,260.60x = 117,655.98 × 47,534.52
  4. Step 4: Simplify right side
    85,260.60x = 5,592,720,534.43
  5. Step 5: Solve for x
    x = 5,592,720,534.43/85,260.60
  6. Step 6: Final answer
    x = 65,595.60

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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.