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Finding the Fourth Proportional to 156,570.97, 234,869.13 and 44,252.12

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Solution

The fourth proportional to 156,570.97, 234,869.13 and 44,252.12 is: 66,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,570.97 : 234,869.13 = 44,252.12 : x
  2. Step 2: Convert to fraction form
    156,570.97/234,869.13 = 44,252.12/x
  3. Step 3: Cross multiply
    156,570.97x = 234,869.13 × 44,252.12
  4. Step 4: Simplify right side
    156,570.97x = 10,393,455,750.71
  5. Step 5: Solve for x
    x = 10,393,455,750.71/156,570.97
  6. Step 6: Final answer
    x = 66,381.76

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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.