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Finding the Fourth Proportional to 95,304.60, 142,764.12 and 45,433.08

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Solution

The fourth proportional to 95,304.60, 142,764.12 and 45,433.08 is: 68,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,304.60 : 142,764.12 = 45,433.08 : x
  2. Step 2: Convert to fraction form
    95,304.60/142,764.12 = 45,433.08/x
  3. Step 3: Cross multiply
    95,304.60x = 142,764.12 × 45,433.08
  4. Step 4: Simplify right side
    95,304.60x = 6,486,213,685.09
  5. Step 5: Solve for x
    x = 6,486,213,685.09/95,304.60
  6. Step 6: Final answer
    x = 68,057.72

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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.