Home / 65,748.27-98,593.24-40,787.31

Finding the Fourth Proportional to 65,748.27, 98,593.24 and 40,787.31

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Solution

The fourth proportional to 65,748.27, 98,593.24 and 40,787.31 is: 61,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,748.27 : 98,593.24 = 40,787.31 : x
  2. Step 2: Convert to fraction form
    65,748.27/98,593.24 = 40,787.31/x
  3. Step 3: Cross multiply
    65,748.27x = 98,593.24 × 40,787.31
  4. Step 4: Simplify right side
    65,748.27x = 4,021,353,043.78
  5. Step 5: Solve for x
    x = 4,021,353,043.78/65,748.27
  6. Step 6: Final answer
    x = 61,162.87

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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.