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Finding the Fourth Proportional to 117,197.92, 175,698.15 and 94,956.13

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Solution

The fourth proportional to 117,197.92, 175,698.15 and 94,956.13 is: 142,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,197.92 : 175,698.15 = 94,956.13 : x
  2. Step 2: Convert to fraction form
    117,197.92/175,698.15 = 94,956.13/x
  3. Step 3: Cross multiply
    117,197.92x = 175,698.15 × 94,956.13
  4. Step 4: Simplify right side
    117,197.92x = 16,683,616,372.16
  5. Step 5: Solve for x
    x = 16,683,616,372.16/117,197.92
  6. Step 6: Final answer
    x = 142,354.20

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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.