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Finding the Fourth Proportional to 142,432.67, 196,793.96 and 112,447.53

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Solution

The fourth proportional to 142,432.67, 196,793.96 and 112,447.53 is: 155,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,432.67 : 196,793.96 = 112,447.53 : x
  2. Step 2: Convert to fraction form
    142,432.67/196,793.96 = 112,447.53/x
  3. Step 3: Cross multiply
    142,432.67x = 196,793.96 × 112,447.53
  4. Step 4: Simplify right side
    142,432.67x = 22,128,994,158.68
  5. Step 5: Solve for x
    x = 22,128,994,158.68/142,432.67
  6. Step 6: Final answer
    x = 155,364.60

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