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Finding the Fourth Proportional to 125,045.02, 172,566.48 and 68,456.80

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Solution

The fourth proportional to 125,045.02, 172,566.48 and 68,456.80 is: 94,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,045.02 : 172,566.48 = 68,456.80 : x
  2. Step 2: Convert to fraction form
    125,045.02/172,566.48 = 68,456.80/x
  3. Step 3: Cross multiply
    125,045.02x = 172,566.48 × 68,456.80
  4. Step 4: Simplify right side
    125,045.02x = 11,813,349,008.06
  5. Step 5: Solve for x
    x = 11,813,349,008.06/125,045.02
  6. Step 6: Final answer
    x = 94,472.77

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