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Finding the Fourth Proportional to 88,700.75, 122,407.04 and 60,455.78

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Solution

The fourth proportional to 88,700.75, 122,407.04 and 60,455.78 is: 83,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.75 : 122,407.04 = 60,455.78 : x
  2. Step 2: Convert to fraction form
    88,700.75/122,407.04 = 60,455.78/x
  3. Step 3: Cross multiply
    88,700.75x = 122,407.04 × 60,455.78
  4. Step 4: Simplify right side
    88,700.75x = 7,400,213,080.69
  5. Step 5: Solve for x
    x = 7,400,213,080.69/88,700.75
  6. Step 6: Final answer
    x = 83,428.98

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