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Finding the Fourth Proportional to 141,800.80, 212,686.80 and 48,305.20

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Solution

The fourth proportional to 141,800.80, 212,686.80 and 48,305.20 is: 72,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,800.80 : 212,686.80 = 48,305.20 : x
  2. Step 2: Convert to fraction form
    141,800.80/212,686.80 = 48,305.20/x
  3. Step 3: Cross multiply
    141,800.80x = 212,686.80 × 48,305.20
  4. Step 4: Simplify right side
    141,800.80x = 10,273,878,411.36
  5. Step 5: Solve for x
    x = 10,273,878,411.36/141,800.80
  6. Step 6: Final answer
    x = 72,452.89

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