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Finding the Fourth Proportional to 98,712.38, 148,002.96 and 54,360.02

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Solution

The fourth proportional to 98,712.38, 148,002.96 and 54,360.02 is: 81,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,712.38 : 148,002.96 = 54,360.02 : x
  2. Step 2: Convert to fraction form
    98,712.38/148,002.96 = 54,360.02/x
  3. Step 3: Cross multiply
    98,712.38x = 148,002.96 × 54,360.02
  4. Step 4: Simplify right side
    98,712.38x = 8,045,443,865.66
  5. Step 5: Solve for x
    x = 8,045,443,865.66/98,712.38
  6. Step 6: Final answer
    x = 81,503.90

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