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Finding the Fourth Proportional to 101,915.48, 140,646.92 and 56,594.24

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Solution

The fourth proportional to 101,915.48, 140,646.92 and 56,594.24 is: 78,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,915.48 : 140,646.92 = 56,594.24 : x
  2. Step 2: Convert to fraction form
    101,915.48/140,646.92 = 56,594.24/x
  3. Step 3: Cross multiply
    101,915.48x = 140,646.92 × 56,594.24
  4. Step 4: Simplify right side
    101,915.48x = 7,959,805,545.74
  5. Step 5: Solve for x
    x = 7,959,805,545.74/101,915.48
  6. Step 6: Final answer
    x = 78,102.03

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