Home / 125,375.32-173,018.10-68,786.92

Finding the Fourth Proportional to 125,375.32, 173,018.10 and 68,786.92

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Solution

The fourth proportional to 125,375.32, 173,018.10 and 68,786.92 is: 94,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,375.32 : 173,018.10 = 68,786.92 : x
  2. Step 2: Convert to fraction form
    125,375.32/173,018.10 = 68,786.92/x
  3. Step 3: Cross multiply
    125,375.32x = 173,018.10 × 68,786.92
  4. Step 4: Simplify right side
    125,375.32x = 11,901,382,203.25
  5. Step 5: Solve for x
    x = 11,901,382,203.25/125,375.32
  6. Step 6: Final answer
    x = 94,926.04

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1.5x scale

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.