Home / 65,142.23-97,760.01-27,728.53

Finding the Fourth Proportional to 65,142.23, 97,760.01 and 27,728.53

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Solution

The fourth proportional to 65,142.23, 97,760.01 and 27,728.53 is: 41,612.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,142.23 : 97,760.01 = 27,728.53 : x
  2. Step 2: Convert to fraction form
    65,142.23/97,760.01 = 27,728.53/x
  3. Step 3: Cross multiply
    65,142.23x = 97,760.01 × 27,728.53
  4. Step 4: Simplify right side
    65,142.23x = 2,710,741,229.67
  5. Step 5: Solve for x
    x = 2,710,741,229.67/65,142.23
  6. Step 6: Final answer
    x = 41,612.66

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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.