Home / 104,925.15-144,792.49-57,177.47

Finding the Fourth Proportional to 104,925.15, 144,792.49 and 57,177.47

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Solution

The fourth proportional to 104,925.15, 144,792.49 and 57,177.47 is: 78,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,925.15 : 144,792.49 = 57,177.47 : x
  2. Step 2: Convert to fraction form
    104,925.15/144,792.49 = 57,177.47/x
  3. Step 3: Cross multiply
    104,925.15x = 144,792.49 × 57,177.47
  4. Step 4: Simplify right side
    104,925.15x = 8,278,868,253.20
  5. Step 5: Solve for x
    x = 8,278,868,253.20/104,925.15
  6. Step 6: Final answer
    x = 78,902.61

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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.