Home / 244,931.88-338,007.24-137,503.20

Finding the Fourth Proportional to 244,931.88, 338,007.24 and 137,503.20

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Solution

The fourth proportional to 244,931.88, 338,007.24 and 137,503.20 is: 189,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,931.88 : 338,007.24 = 137,503.20 : x
  2. Step 2: Convert to fraction form
    244,931.88/338,007.24 = 137,503.20/x
  3. Step 3: Cross multiply
    244,931.88x = 338,007.24 × 137,503.20
  4. Step 4: Simplify right side
    244,931.88x = 46,477,077,123.17
  5. Step 5: Solve for x
    x = 46,477,077,123.17/244,931.88
  6. Step 6: Final answer
    x = 189,755.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.