Home / 134,917.28-202,818.72-125,174.24

Finding the Fourth Proportional to 134,917.28, 202,818.72 and 125,174.24

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Solution

The fourth proportional to 134,917.28, 202,818.72 and 125,174.24 is: 188,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,917.28 : 202,818.72 = 125,174.24 : x
  2. Step 2: Convert to fraction form
    134,917.28/202,818.72 = 125,174.24/x
  3. Step 3: Cross multiply
    134,917.28x = 202,818.72 × 125,174.24
  4. Step 4: Simplify right side
    134,917.28x = 25,387,679,133.77
  5. Step 5: Solve for x
    x = 25,387,679,133.77/134,917.28
  6. Step 6: Final answer
    x = 188,172.18

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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.