Home / 61,382.17-84,755.06-47,930.10

Finding the Fourth Proportional to 61,382.17, 84,755.06 and 47,930.10

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Solution

The fourth proportional to 61,382.17, 84,755.06 and 47,930.10 is: 66,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,382.17 : 84,755.06 = 47,930.10 : x
  2. Step 2: Convert to fraction form
    61,382.17/84,755.06 = 47,930.10/x
  3. Step 3: Cross multiply
    61,382.17x = 84,755.06 × 47,930.10
  4. Step 4: Simplify right side
    61,382.17x = 4,062,318,501.31
  5. Step 5: Solve for x
    x = 4,062,318,501.31/61,382.17
  6. Step 6: Final answer
    x = 66,180.76

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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.