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Finding the Fourth Proportional to 125,642.76, 173,387.10 and 69,054.12

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Solution

The fourth proportional to 125,642.76, 173,387.10 and 69,054.12 is: 95,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,642.76 : 173,387.10 = 69,054.12 : x
  2. Step 2: Convert to fraction form
    125,642.76/173,387.10 = 69,054.12/x
  3. Step 3: Cross multiply
    125,642.76x = 173,387.10 × 69,054.12
  4. Step 4: Simplify right side
    125,642.76x = 11,973,093,609.85
  5. Step 5: Solve for x
    x = 11,973,093,609.85/125,642.76
  6. Step 6: Final answer
    x = 95,294.74

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