Home / 51,728.70-77,461.29-34,144.86

Finding the Fourth Proportional to 51,728.70, 77,461.29 and 34,144.86

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Solution

The fourth proportional to 51,728.70, 77,461.29 and 34,144.86 is: 51,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,728.70 : 77,461.29 = 34,144.86 : x
  2. Step 2: Convert to fraction form
    51,728.70/77,461.29 = 34,144.86/x
  3. Step 3: Cross multiply
    51,728.70x = 77,461.29 × 34,144.86
  4. Step 4: Simplify right side
    51,728.70x = 2,644,904,902.47
  5. Step 5: Solve for x
    x = 2,644,904,902.47/51,728.70
  6. Step 6: Final answer
    x = 51,130.32

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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.