Home / 220,350.24-303,979.62-159,788.04

Finding the Fourth Proportional to 220,350.24, 303,979.62 and 159,788.04

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Solution

The fourth proportional to 220,350.24, 303,979.62 and 159,788.04 is: 220,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,350.24 : 303,979.62 = 159,788.04 : x
  2. Step 2: Convert to fraction form
    220,350.24/303,979.62 = 159,788.04/x
  3. Step 3: Cross multiply
    220,350.24x = 303,979.62 × 159,788.04
  4. Step 4: Simplify right side
    220,350.24x = 48,572,307,679.74
  5. Step 5: Solve for x
    x = 48,572,307,679.74/220,350.24
  6. Step 6: Final answer
    x = 220,432.29

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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.