Home / 125,839.27-173,661.85-68,482.30

Finding the Fourth Proportional to 125,839.27, 173,661.85 and 68,482.30

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Solution

The fourth proportional to 125,839.27, 173,661.85 and 68,482.30 is: 94,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,839.27 : 173,661.85 = 68,482.30 : x
  2. Step 2: Convert to fraction form
    125,839.27/173,661.85 = 68,482.30/x
  3. Step 3: Cross multiply
    125,839.27x = 173,661.85 × 68,482.30
  4. Step 4: Simplify right side
    125,839.27x = 11,892,762,107.68
  5. Step 5: Solve for x
    x = 11,892,762,107.68/125,839.27
  6. Step 6: Final answer
    x = 94,507.56

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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.