Home / 134,929.87-202,359.46-40,134.57

Finding the Fourth Proportional to 134,929.87, 202,359.46 and 40,134.57

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Solution

The fourth proportional to 134,929.87, 202,359.46 and 40,134.57 is: 60,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,929.87 : 202,359.46 = 40,134.57 : x
  2. Step 2: Convert to fraction form
    134,929.87/202,359.46 = 40,134.57/x
  3. Step 3: Cross multiply
    134,929.87x = 202,359.46 × 40,134.57
  4. Step 4: Simplify right side
    134,929.87x = 8,121,609,912.53
  5. Step 5: Solve for x
    x = 8,121,609,912.53/134,929.87
  6. Step 6: Final answer
    x = 60,191.34

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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.