Home / 217,250.10-325,875.15-146,747.70

Finding the Fourth Proportional to 217,250.10, 325,875.15 and 146,747.70

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Solution

The fourth proportional to 217,250.10, 325,875.15 and 146,747.70 is: 220,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,250.10 : 325,875.15 = 146,747.70 : x
  2. Step 2: Convert to fraction form
    217,250.10/325,875.15 = 146,747.70/x
  3. Step 3: Cross multiply
    217,250.10x = 325,875.15 × 146,747.70
  4. Step 4: Simplify right side
    217,250.10x = 47,821,428,749.66
  5. Step 5: Solve for x
    x = 47,821,428,749.66/217,250.10
  6. Step 6: Final answer
    x = 220,121.55

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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.