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Finding the Fourth Proportional to 79,615.48, 109,741.86 and 60,432.76

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Solution

The fourth proportional to 79,615.48, 109,741.86 and 60,432.76 is: 83,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,615.48 : 109,741.86 = 60,432.76 : x
  2. Step 2: Convert to fraction form
    79,615.48/109,741.86 = 60,432.76/x
  3. Step 3: Cross multiply
    79,615.48x = 109,741.86 × 60,432.76
  4. Step 4: Simplify right side
    79,615.48x = 6,632,003,487.33
  5. Step 5: Solve for x
    x = 6,632,003,487.33/79,615.48
  6. Step 6: Final answer
    x = 83,300.43

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