Home / 65,712.30-98,568.45-50,966.70

Finding the Fourth Proportional to 65,712.30, 98,568.45 and 50,966.70

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Solution

The fourth proportional to 65,712.30, 98,568.45 and 50,966.70 is: 76,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.30 : 98,568.45 = 50,966.70 : x
  2. Step 2: Convert to fraction form
    65,712.30/98,568.45 = 50,966.70/x
  3. Step 3: Cross multiply
    65,712.30x = 98,568.45 × 50,966.70
  4. Step 4: Simplify right side
    65,712.30x = 5,023,708,620.62
  5. Step 5: Solve for x
    x = 5,023,708,620.62/65,712.30
  6. Step 6: Final answer
    x = 76,450.05

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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.