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Finding the Fourth Proportional to 180,689.92, 271,030.96 and 62,357.28

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Solution

The fourth proportional to 180,689.92, 271,030.96 and 62,357.28 is: 93,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,689.92 : 271,030.96 = 62,357.28 : x
  2. Step 2: Convert to fraction form
    180,689.92/271,030.96 = 62,357.28/x
  3. Step 3: Cross multiply
    180,689.92x = 271,030.96 × 62,357.28
  4. Step 4: Simplify right side
    180,689.92x = 16,900,753,461.39
  5. Step 5: Solve for x
    x = 16,900,753,461.39/180,689.92
  6. Step 6: Final answer
    x = 93,534.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.