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Finding the Fourth Proportional to 125,000.48, 172,496.22 and 71,302.75

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Solution

The fourth proportional to 125,000.48, 172,496.22 and 71,302.75 is: 98,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,000.48 : 172,496.22 = 71,302.75 : x
  2. Step 2: Convert to fraction form
    125,000.48/172,496.22 = 71,302.75/x
  3. Step 3: Cross multiply
    125,000.48x = 172,496.22 × 71,302.75
  4. Step 4: Simplify right side
    125,000.48x = 12,299,454,151.98
  5. Step 5: Solve for x
    x = 12,299,454,151.98/125,000.48
  6. Step 6: Final answer
    x = 98,395.25

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