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Finding the Fourth Proportional to 124,534.92, 171,862.11 and 70,816.53

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Solution

The fourth proportional to 124,534.92, 171,862.11 and 70,816.53 is: 97,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,534.92 : 171,862.11 = 70,816.53 : x
  2. Step 2: Convert to fraction form
    124,534.92/171,862.11 = 70,816.53/x
  3. Step 3: Cross multiply
    124,534.92x = 171,862.11 × 70,816.53
  4. Step 4: Simplify right side
    124,534.92x = 12,170,678,268.68
  5. Step 5: Solve for x
    x = 12,170,678,268.68/124,534.92
  6. Step 6: Final answer
    x = 97,729.04

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