Home / 65,760.30-98,640.45-44,765.10

Finding the Fourth Proportional to 65,760.30, 98,640.45 and 44,765.10

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Solution

The fourth proportional to 65,760.30, 98,640.45 and 44,765.10 is: 67,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760.30 : 98,640.45 = 44,765.10 : x
  2. Step 2: Convert to fraction form
    65,760.30/98,640.45 = 44,765.10/x
  3. Step 3: Cross multiply
    65,760.30x = 98,640.45 × 44,765.10
  4. Step 4: Simplify right side
    65,760.30x = 4,415,649,608.30
  5. Step 5: Solve for x
    x = 4,415,649,608.30/65,760.30
  6. Step 6: Final answer
    x = 67,147.65

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1.5x scale

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.