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Finding the Fourth Proportional to 95,484.97, 142,956.81 and 79,344.91

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Solution

The fourth proportional to 95,484.97, 142,956.81 and 79,344.91 is: 118,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,484.97 : 142,956.81 = 79,344.91 : x
  2. Step 2: Convert to fraction form
    95,484.97/142,956.81 = 79,344.91/x
  3. Step 3: Cross multiply
    95,484.97x = 142,956.81 × 79,344.91
  4. Step 4: Simplify right side
    95,484.97x = 11,342,894,865.95
  5. Step 5: Solve for x
    x = 11,342,894,865.95/95,484.97
  6. Step 6: Final answer
    x = 118,792.47

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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.