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Finding the Fourth Proportional to 79,744.32, 119,612.16 and 24,336

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Solution

The fourth proportional to 79,744.32, 119,612.16 and 24,336 is: 36,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744.32 : 119,612.16 = 24,336 : x
  2. Step 2: Convert to fraction form
    79,744.32/119,612.16 = 24,336/x
  3. Step 3: Cross multiply
    79,744.32x = 119,612.16 × 24,336
  4. Step 4: Simplify right side
    79,744.32x = 2,910,881,525.76
  5. Step 5: Solve for x
    x = 2,910,881,525.76/79,744.32
  6. Step 6: Final answer
    x = 36,502.68

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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.