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Finding the Fourth Proportional to 123,602.40, 170,572.44 and 67,013.92

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Solution

The fourth proportional to 123,602.40, 170,572.44 and 67,013.92 is: 92,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,602.40 : 170,572.44 = 67,013.92 : x
  2. Step 2: Convert to fraction form
    123,602.40/170,572.44 = 67,013.92/x
  3. Step 3: Cross multiply
    123,602.40x = 170,572.44 × 67,013.92
  4. Step 4: Simplify right side
    123,602.40x = 11,430,727,848.36
  5. Step 5: Solve for x
    x = 11,430,727,848.36/123,602.40
  6. Step 6: Final answer
    x = 92,479.82

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