Home / 134,937.50-202,370.91-40,142.18

Finding the Fourth Proportional to 134,937.50, 202,370.91 and 40,142.18

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Solution

The fourth proportional to 134,937.50, 202,370.91 and 40,142.18 is: 60,202.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,937.50 : 202,370.91 = 40,142.18 : x
  2. Step 2: Convert to fraction form
    134,937.50/202,370.91 = 40,142.18/x
  3. Step 3: Cross multiply
    134,937.50x = 202,370.91 × 40,142.18
  4. Step 4: Simplify right side
    134,937.50x = 8,123,609,851.38
  5. Step 5: Solve for x
    x = 8,123,609,851.38/134,937.50
  6. Step 6: Final answer
    x = 60,202.76

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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.