Home / 261,105.62-360,322.68-146,383.70

Finding the Fourth Proportional to 261,105.62, 360,322.68 and 146,383.70

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Solution

The fourth proportional to 261,105.62, 360,322.68 and 146,383.70 is: 202,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,105.62 : 360,322.68 = 146,383.70 : x
  2. Step 2: Convert to fraction form
    261,105.62/360,322.68 = 146,383.70/x
  3. Step 3: Cross multiply
    261,105.62x = 360,322.68 × 146,383.70
  4. Step 4: Simplify right side
    261,105.62x = 52,745,367,092.32
  5. Step 5: Solve for x
    x = 52,745,367,092.32/261,105.62
  6. Step 6: Final answer
    x = 202,007.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.