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Finding the Fourth Proportional to 92,770.57, 127,944.27 and 71,312.31

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Solution

The fourth proportional to 92,770.57, 127,944.27 and 71,312.31 is: 98,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,770.57 : 127,944.27 = 71,312.31 : x
  2. Step 2: Convert to fraction form
    92,770.57/127,944.27 = 71,312.31/x
  3. Step 3: Cross multiply
    92,770.57x = 127,944.27 × 71,312.31
  4. Step 4: Simplify right side
    92,770.57x = 9,124,001,141.16
  5. Step 5: Solve for x
    x = 9,124,001,141.16/92,770.57
  6. Step 6: Final answer
    x = 98,350.17

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