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Finding the Fourth Proportional to 242,489.43, 334,774.22 and 162,053.19

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Solution

The fourth proportional to 242,489.43, 334,774.22 and 162,053.19 is: 223,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,489.43 : 334,774.22 = 162,053.19 : x
  2. Step 2: Convert to fraction form
    242,489.43/334,774.22 = 162,053.19/x
  3. Step 3: Cross multiply
    242,489.43x = 334,774.22 × 162,053.19
  4. Step 4: Simplify right side
    242,489.43x = 54,251,229,470.50
  5. Step 5: Solve for x
    x = 54,251,229,470.50/242,489.43
  6. Step 6: Final answer
    x = 223,726.16

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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.