Home / 101,180.67-151,778.34-38,851.17

Finding the Fourth Proportional to 101,180.67, 151,778.34 and 38,851.17

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Solution

The fourth proportional to 101,180.67, 151,778.34 and 38,851.17 is: 58,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,180.67 : 151,778.34 = 38,851.17 : x
  2. Step 2: Convert to fraction form
    101,180.67/151,778.34 = 38,851.17/x
  3. Step 3: Cross multiply
    101,180.67x = 151,778.34 × 38,851.17
  4. Step 4: Simplify right side
    101,180.67x = 5,896,766,089.66
  5. Step 5: Solve for x
    x = 5,896,766,089.66/101,180.67
  6. Step 6: Final answer
    x = 58,279.57

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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.