Home / 125,333.62-172,951.41-68,735.86

Finding the Fourth Proportional to 125,333.62, 172,951.41 and 68,735.86

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Solution

The fourth proportional to 125,333.62, 172,951.41 and 68,735.86 is: 94,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,333.62 : 172,951.41 = 68,735.86 : x
  2. Step 2: Convert to fraction form
    125,333.62/172,951.41 = 68,735.86/x
  3. Step 3: Cross multiply
    125,333.62x = 172,951.41 × 68,735.86
  4. Step 4: Simplify right side
    125,333.62x = 11,887,963,904.56
  5. Step 5: Solve for x
    x = 11,887,963,904.56/125,333.62
  6. Step 6: Final answer
    x = 94,850.56

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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.