Home / 96,787.64-145,174.28-40,625.48

Finding the Fourth Proportional to 96,787.64, 145,174.28 and 40,625.48

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Solution

The fourth proportional to 96,787.64, 145,174.28 and 40,625.48 is: 60,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787.64 : 145,174.28 = 40,625.48 : x
  2. Step 2: Convert to fraction form
    96,787.64/145,174.28 = 40,625.48/x
  3. Step 3: Cross multiply
    96,787.64x = 145,174.28 × 40,625.48
  4. Step 4: Simplify right side
    96,787.64x = 5,897,775,196.98
  5. Step 5: Solve for x
    x = 5,897,775,196.98/96,787.64
  6. Step 6: Final answer
    x = 60,935.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.