Home / 146,325.88-219,489.69-45,122.53

Finding the Fourth Proportional to 146,325.88, 219,489.69 and 45,122.53

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Solution

The fourth proportional to 146,325.88, 219,489.69 and 45,122.53 is: 67,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,325.88 : 219,489.69 = 45,122.53 : x
  2. Step 2: Convert to fraction form
    146,325.88/219,489.69 = 45,122.53/x
  3. Step 3: Cross multiply
    146,325.88x = 219,489.69 × 45,122.53
  4. Step 4: Simplify right side
    146,325.88x = 9,903,930,121.72
  5. Step 5: Solve for x
    x = 9,903,930,121.72/146,325.88
  6. Step 6: Final answer
    x = 67,684.06

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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.