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Finding the Fourth Proportional to 234,690, 351,723.96 and 195,498.96

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Solution

The fourth proportional to 234,690, 351,723.96 and 195,498.96 is: 292,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,690 : 351,723.96 = 195,498.96 : x
  2. Step 2: Convert to fraction form
    234,690/351,723.96 = 195,498.96/x
  3. Step 3: Cross multiply
    234,690x = 351,723.96 × 195,498.96
  4. Step 4: Simplify right side
    234,690x = 68,761,668,387.08
  5. Step 5: Solve for x
    x = 68,761,668,387.08/234,690
  6. Step 6: Final answer
    x = 292,989.34

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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.