Home / 134,868.40-202,144.92-101,481.28

Finding the Fourth Proportional to 134,868.40, 202,144.92 and 101,481.28

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Solution

The fourth proportional to 134,868.40, 202,144.92 and 101,481.28 is: 152,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,868.40 : 202,144.92 = 101,481.28 : x
  2. Step 2: Convert to fraction form
    134,868.40/202,144.92 = 101,481.28/x
  3. Step 3: Cross multiply
    134,868.40x = 202,144.92 × 101,481.28
  4. Step 4: Simplify right side
    134,868.40x = 20,513,925,227.10
  5. Step 5: Solve for x
    x = 20,513,925,227.10/134,868.40
  6. Step 6: Final answer
    x = 152,103.27

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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.