Home / 220,432.72-304,200.18-119,832.88

Finding the Fourth Proportional to 220,432.72, 304,200.18 and 119,832.88

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Solution

The fourth proportional to 220,432.72, 304,200.18 and 119,832.88 is: 165,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,432.72 : 304,200.18 = 119,832.88 : x
  2. Step 2: Convert to fraction form
    220,432.72/304,200.18 = 119,832.88/x
  3. Step 3: Cross multiply
    220,432.72x = 304,200.18 × 119,832.88
  4. Step 4: Simplify right side
    220,432.72x = 36,453,183,665.92
  5. Step 5: Solve for x
    x = 36,453,183,665.92/220,432.72
  6. Step 6: Final answer
    x = 165,371.02

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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.