Home / 65,546.08-98,144.15-57,672.88

Finding the Fourth Proportional to 65,546.08, 98,144.15 and 57,672.88

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Solution

The fourth proportional to 65,546.08, 98,144.15 and 57,672.88 is: 86,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,546.08 : 98,144.15 = 57,672.88 : x
  2. Step 2: Convert to fraction form
    65,546.08/98,144.15 = 57,672.88/x
  3. Step 3: Cross multiply
    65,546.08x = 98,144.15 × 57,672.88
  4. Step 4: Simplify right side
    65,546.08x = 5,660,255,294.93
  5. Step 5: Solve for x
    x = 5,660,255,294.93/65,546.08
  6. Step 6: Final answer
    x = 86,355.37

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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.