Home / 175,380.31-242,105.79-102,773.13

Finding the Fourth Proportional to 175,380.31, 242,105.79 and 102,773.13

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Solution

The fourth proportional to 175,380.31, 242,105.79 and 102,773.13 is: 141,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,380.31 : 242,105.79 = 102,773.13 : x
  2. Step 2: Convert to fraction form
    175,380.31/242,105.79 = 102,773.13/x
  3. Step 3: Cross multiply
    175,380.31x = 242,105.79 × 102,773.13
  4. Step 4: Simplify right side
    175,380.31x = 24,881,969,829.42
  5. Step 5: Solve for x
    x = 24,881,969,829.42/175,380.31
  6. Step 6: Final answer
    x = 141,874.36

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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.