Home / 170,819.90-256,229.85-163,043.90

Finding the Fourth Proportional to 170,819.90, 256,229.85 and 163,043.90

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Solution

The fourth proportional to 170,819.90, 256,229.85 and 163,043.90 is: 244,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,819.90 : 256,229.85 = 163,043.90 : x
  2. Step 2: Convert to fraction form
    170,819.90/256,229.85 = 163,043.90/x
  3. Step 3: Cross multiply
    170,819.90x = 256,229.85 × 163,043.90
  4. Step 4: Simplify right side
    170,819.90x = 41,776,714,040.42
  5. Step 5: Solve for x
    x = 41,776,714,040.42/170,819.90
  6. Step 6: Final answer
    x = 244,565.85

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1.5x scale

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.