Home / 150,505.18-225,770.06-75,586.79

Finding the Fourth Proportional to 150,505.18, 225,770.06 and 75,586.79

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Solution

The fourth proportional to 150,505.18, 225,770.06 and 75,586.79 is: 113,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,505.18 : 225,770.06 = 75,586.79 : x
  2. Step 2: Convert to fraction form
    150,505.18/225,770.06 = 75,586.79/x
  3. Step 3: Cross multiply
    150,505.18x = 225,770.06 × 75,586.79
  4. Step 4: Simplify right side
    150,505.18x = 17,065,234,866.90
  5. Step 5: Solve for x
    x = 17,065,234,866.90/150,505.18
  6. Step 6: Final answer
    x = 113,386.36

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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.