Home / 125,381.82-173,025.36-68,793.15

Finding the Fourth Proportional to 125,381.82, 173,025.36 and 68,793.15

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Solution

The fourth proportional to 125,381.82, 173,025.36 and 68,793.15 is: 94,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,381.82 : 173,025.36 = 68,793.15 : x
  2. Step 2: Convert to fraction form
    125,381.82/173,025.36 = 68,793.15/x
  3. Step 3: Cross multiply
    125,381.82x = 173,025.36 × 68,793.15
  4. Step 4: Simplify right side
    125,381.82x = 11,902,959,544.28
  5. Step 5: Solve for x
    x = 11,902,959,544.28/125,381.82
  6. Step 6: Final answer
    x = 94,933.70

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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.