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Finding the Fourth Proportional to 75,207.20, 112,810.80 and 62,074.40

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Solution

The fourth proportional to 75,207.20, 112,810.80 and 62,074.40 is: 93,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207.20 : 112,810.80 = 62,074.40 : x
  2. Step 2: Convert to fraction form
    75,207.20/112,810.80 = 62,074.40/x
  3. Step 3: Cross multiply
    75,207.20x = 112,810.80 × 62,074.40
  4. Step 4: Simplify right side
    75,207.20x = 7,002,662,723.52
  5. Step 5: Solve for x
    x = 7,002,662,723.52/75,207.20
  6. Step 6: Final answer
    x = 93,111.60

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