Home / 65,760.28-98,625.78-39,472.48

Finding the Fourth Proportional to 65,760.28, 98,625.78 and 39,472.48

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Solution

The fourth proportional to 65,760.28, 98,625.78 and 39,472.48 is: 59,199.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760.28 : 98,625.78 = 39,472.48 : x
  2. Step 2: Convert to fraction form
    65,760.28/98,625.78 = 39,472.48/x
  3. Step 3: Cross multiply
    65,760.28x = 98,625.78 × 39,472.48
  4. Step 4: Simplify right side
    65,760.28x = 3,893,004,128.53
  5. Step 5: Solve for x
    x = 3,893,004,128.53/65,760.28
  6. Step 6: Final answer
    x = 59,199.93

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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.