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Finding the Fourth Proportional to 104,590.62, 156,713.50 and 60,254.66

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Solution

The fourth proportional to 104,590.62, 156,713.50 and 60,254.66 is: 90,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,590.62 : 156,713.50 = 60,254.66 : x
  2. Step 2: Convert to fraction form
    104,590.62/156,713.50 = 60,254.66/x
  3. Step 3: Cross multiply
    104,590.62x = 156,713.50 × 60,254.66
  4. Step 4: Simplify right side
    104,590.62x = 9,442,718,659.91
  5. Step 5: Solve for x
    x = 9,442,718,659.91/104,590.62
  6. Step 6: Final answer
    x = 90,282.65

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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.