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Finding the Fourth Proportional to 91,768.73, 126,685.35 and 61,543.04

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Solution

The fourth proportional to 91,768.73, 126,685.35 and 61,543.04 is: 84,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,768.73 : 126,685.35 = 61,543.04 : x
  2. Step 2: Convert to fraction form
    91,768.73/126,685.35 = 61,543.04/x
  3. Step 3: Cross multiply
    91,768.73x = 126,685.35 × 61,543.04
  4. Step 4: Simplify right side
    91,768.73x = 7,796,601,562.46
  5. Step 5: Solve for x
    x = 7,796,601,562.46/91,768.73
  6. Step 6: Final answer
    x = 84,959.24

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