Home / 146,966.75-220,487.13-41,785.72

Finding the Fourth Proportional to 146,966.75, 220,487.13 and 41,785.72

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Solution

The fourth proportional to 146,966.75, 220,487.13 and 41,785.72 is: 62,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,966.75 : 220,487.13 = 41,785.72 : x
  2. Step 2: Convert to fraction form
    146,966.75/220,487.13 = 41,785.72/x
  3. Step 3: Cross multiply
    146,966.75x = 220,487.13 × 41,785.72
  4. Step 4: Simplify right side
    146,966.75x = 9,213,212,926.57
  5. Step 5: Solve for x
    x = 9,213,212,926.57/146,966.75
  6. Step 6: Final answer
    x = 62,689.10

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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.