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Finding the Fourth Proportional to 96,652.50, 133,380.69 and 56,393.94

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Solution

The fourth proportional to 96,652.50, 133,380.69 and 56,393.94 is: 77,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,652.50 : 133,380.69 = 56,393.94 : x
  2. Step 2: Convert to fraction form
    96,652.50/133,380.69 = 56,393.94/x
  3. Step 3: Cross multiply
    96,652.50x = 133,380.69 × 56,393.94
  4. Step 4: Simplify right side
    96,652.50x = 7,521,862,629.02
  5. Step 5: Solve for x
    x = 7,521,862,629.02/96,652.50
  6. Step 6: Final answer
    x = 77,823.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.