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Finding the Fourth Proportional to 146,820.92, 220,231.38 and 41,626.76

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Solution

The fourth proportional to 146,820.92, 220,231.38 and 41,626.76 is: 62,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,820.92 : 220,231.38 = 41,626.76 : x
  2. Step 2: Convert to fraction form
    146,820.92/220,231.38 = 41,626.76/x
  3. Step 3: Cross multiply
    146,820.92x = 220,231.38 × 41,626.76
  4. Step 4: Simplify right side
    146,820.92x = 9,167,518,799.73
  5. Step 5: Solve for x
    x = 9,167,518,799.73/146,820.92
  6. Step 6: Final answer
    x = 62,440.14

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1.5x scale

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.