Home / 149,712.30-224,568.45-137,465.10

Finding the Fourth Proportional to 149,712.30, 224,568.45 and 137,465.10

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Solution

The fourth proportional to 149,712.30, 224,568.45 and 137,465.10 is: 206,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,712.30 : 224,568.45 = 137,465.10 : x
  2. Step 2: Convert to fraction form
    149,712.30/224,568.45 = 137,465.10/x
  3. Step 3: Cross multiply
    149,712.30x = 224,568.45 × 137,465.10
  4. Step 4: Simplify right side
    149,712.30x = 30,870,324,436.10
  5. Step 5: Solve for x
    x = 30,870,324,436.10/149,712.30
  6. Step 6: Final answer
    x = 206,197.65

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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.