Home / 65,168.24-97,690.73-49,132.90

Finding the Fourth Proportional to 65,168.24, 97,690.73 and 49,132.90

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Solution

The fourth proportional to 65,168.24, 97,690.73 and 49,132.90 is: 73,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,168.24 : 97,690.73 = 49,132.90 : x
  2. Step 2: Convert to fraction form
    65,168.24/97,690.73 = 49,132.90/x
  3. Step 3: Cross multiply
    65,168.24x = 97,690.73 × 49,132.90
  4. Step 4: Simplify right side
    65,168.24x = 4,799,828,882.65
  5. Step 5: Solve for x
    x = 4,799,828,882.65/65,168.24
  6. Step 6: Final answer
    x = 73,652.88

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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.