Home / 102,227.43-141,088.92-61,394.31

Finding the Fourth Proportional to 102,227.43, 141,088.92 and 61,394.31

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Solution

The fourth proportional to 102,227.43, 141,088.92 and 61,394.31 is: 84,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,227.43 : 141,088.92 = 61,394.31 : x
  2. Step 2: Convert to fraction form
    102,227.43/141,088.92 = 61,394.31/x
  3. Step 3: Cross multiply
    102,227.43x = 141,088.92 × 61,394.31
  4. Step 4: Simplify right side
    102,227.43x = 8,662,056,892.05
  5. Step 5: Solve for x
    x = 8,662,056,892.05/102,227.43
  6. Step 6: Final answer
    x = 84,733.20

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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.