Home / 40,209.03-60,294.04-12,123.86

Finding the Fourth Proportional to 40,209.03, 60,294.04 and 12,123.86

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Solution

The fourth proportional to 40,209.03, 60,294.04 and 12,123.86 is: 18,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209.03 : 60,294.04 = 12,123.86 : x
  2. Step 2: Convert to fraction form
    40,209.03/60,294.04 = 12,123.86/x
  3. Step 3: Cross multiply
    40,209.03x = 60,294.04 × 12,123.86
  4. Step 4: Simplify right side
    40,209.03x = 730,996,168.01
  5. Step 5: Solve for x
    x = 730,996,168.01/40,209.03
  6. Step 6: Final answer
    x = 18,179.90

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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.