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Finding the Fourth Proportional to 149,898.80, 224,920.20 and 100,002.80

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Solution

The fourth proportional to 149,898.80, 224,920.20 and 100,002.80 is: 150,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,898.80 : 224,920.20 = 100,002.80 : x
  2. Step 2: Convert to fraction form
    149,898.80/224,920.20 = 100,002.80/x
  3. Step 3: Cross multiply
    149,898.80x = 224,920.20 × 100,002.80
  4. Step 4: Simplify right side
    149,898.80x = 22,492,649,776.56
  5. Step 5: Solve for x
    x = 22,492,649,776.56/149,898.80
  6. Step 6: Final answer
    x = 150,052.23

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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.