Home / 149,478.14-224,249.16-54,707.91

Finding the Fourth Proportional to 149,478.14, 224,249.16 and 54,707.91

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Solution

The fourth proportional to 149,478.14, 224,249.16 and 54,707.91 is: 82,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,478.14 : 224,249.16 = 54,707.91 : x
  2. Step 2: Convert to fraction form
    149,478.14/224,249.16 = 54,707.91/x
  3. Step 3: Cross multiply
    149,478.14x = 224,249.16 × 54,707.91
  4. Step 4: Simplify right side
    149,478.14x = 12,268,202,862.86
  5. Step 5: Solve for x
    x = 12,268,202,862.86/149,478.14
  6. Step 6: Final answer
    x = 82,073.56

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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.