Home / 146,915.91-220,373.85-41,721.21

Finding the Fourth Proportional to 146,915.91, 220,373.85 and 41,721.21

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Solution

The fourth proportional to 146,915.91, 220,373.85 and 41,721.21 is: 62,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,915.91 : 220,373.85 = 41,721.21 : x
  2. Step 2: Convert to fraction form
    146,915.91/220,373.85 = 41,721.21/x
  3. Step 3: Cross multiply
    146,915.91x = 220,373.85 × 41,721.21
  4. Step 4: Simplify right side
    146,915.91x = 9,194,263,830.81
  5. Step 5: Solve for x
    x = 9,194,263,830.81/146,915.91
  6. Step 6: Final answer
    x = 62,581.81

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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.