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Finding the Fourth Proportional to 173,446.72, 239,355.68 and 93,958.72

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Solution

The fourth proportional to 173,446.72, 239,355.68 and 93,958.72 is: 129,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,446.72 : 239,355.68 = 93,958.72 : x
  2. Step 2: Convert to fraction form
    173,446.72/239,355.68 = 93,958.72/x
  3. Step 3: Cross multiply
    173,446.72x = 239,355.68 × 93,958.72
  4. Step 4: Simplify right side
    173,446.72x = 22,489,553,317.53
  5. Step 5: Solve for x
    x = 22,489,553,317.53/173,446.72
  6. Step 6: Final answer
    x = 129,662.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.