Home / 75,349.62-112,981.23-22,743.54

Finding the Fourth Proportional to 75,349.62, 112,981.23 and 22,743.54

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Solution

The fourth proportional to 75,349.62, 112,981.23 and 22,743.54 is: 34,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,349.62 : 112,981.23 = 22,743.54 : x
  2. Step 2: Convert to fraction form
    75,349.62/112,981.23 = 22,743.54/x
  3. Step 3: Cross multiply
    75,349.62x = 112,981.23 × 22,743.54
  4. Step 4: Simplify right side
    75,349.62x = 2,569,593,123.75
  5. Step 5: Solve for x
    x = 2,569,593,123.75/75,349.62
  6. Step 6: Final answer
    x = 34,102.27

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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.