Home / 125,577.17-173,298.33-68,217.57

Finding the Fourth Proportional to 125,577.17, 173,298.33 and 68,217.57

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Solution

The fourth proportional to 125,577.17, 173,298.33 and 68,217.57 is: 94,141.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,577.17 : 173,298.33 = 68,217.57 : x
  2. Step 2: Convert to fraction form
    125,577.17/173,298.33 = 68,217.57/x
  3. Step 3: Cross multiply
    125,577.17x = 173,298.33 × 68,217.57
  4. Step 4: Simplify right side
    125,577.17x = 11,821,990,957.66
  5. Step 5: Solve for x
    x = 11,821,990,957.66/125,577.17
  6. Step 6: Final answer
    x = 94,141.24

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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.