Home / 71,145.39-106,714.23-36,084.13

Finding the Fourth Proportional to 71,145.39, 106,714.23 and 36,084.13

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Solution

The fourth proportional to 71,145.39, 106,714.23 and 36,084.13 is: 54,124.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,145.39 : 106,714.23 = 36,084.13 : x
  2. Step 2: Convert to fraction form
    71,145.39/106,714.23 = 36,084.13/x
  3. Step 3: Cross multiply
    71,145.39x = 106,714.23 × 36,084.13
  4. Step 4: Simplify right side
    71,145.39x = 3,850,690,148.17
  5. Step 5: Solve for x
    x = 3,850,690,148.17/71,145.39
  6. Step 6: Final answer
    x = 54,124.24

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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.