Home / 55,174.91-76,157.42-36,057.56

Finding the Fourth Proportional to 55,174.91, 76,157.42 and 36,057.56

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Solution

The fourth proportional to 55,174.91, 76,157.42 and 36,057.56 is: 49,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,174.91 : 76,157.42 = 36,057.56 : x
  2. Step 2: Convert to fraction form
    55,174.91/76,157.42 = 36,057.56/x
  3. Step 3: Cross multiply
    55,174.91x = 76,157.42 × 36,057.56
  4. Step 4: Simplify right side
    55,174.91x = 2,746,050,180.02
  5. Step 5: Solve for x
    x = 2,746,050,180.02/55,174.91
  6. Step 6: Final answer
    x = 49,769.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.