Home / 65,227.22-97,728.50-50,990.16

Finding the Fourth Proportional to 65,227.22, 97,728.50 and 50,990.16

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Solution

The fourth proportional to 65,227.22, 97,728.50 and 50,990.16 is: 76,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,227.22 : 97,728.50 = 50,990.16 : x
  2. Step 2: Convert to fraction form
    65,227.22/97,728.50 = 50,990.16/x
  3. Step 3: Cross multiply
    65,227.22x = 97,728.50 × 50,990.16
  4. Step 4: Simplify right side
    65,227.22x = 4,983,191,107.97
  5. Step 5: Solve for x
    x = 4,983,191,107.97/65,227.22
  6. Step 6: Final answer
    x = 76,397.42

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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.