Home / 152,890.20-229,335.30-149,609.70

Finding the Fourth Proportional to 152,890.20, 229,335.30 and 149,609.70

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Solution

The fourth proportional to 152,890.20, 229,335.30 and 149,609.70 is: 224,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,890.20 : 229,335.30 = 149,609.70 : x
  2. Step 2: Convert to fraction form
    152,890.20/229,335.30 = 149,609.70/x
  3. Step 3: Cross multiply
    152,890.20x = 229,335.30 × 149,609.70
  4. Step 4: Simplify right side
    152,890.20x = 34,310,785,432.41
  5. Step 5: Solve for x
    x = 34,310,785,432.41/152,890.20
  6. Step 6: Final answer
    x = 224,414.55

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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.