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Finding the Fourth Proportional to 149,566.80, 224,204.40 and 133,820.40

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Solution

The fourth proportional to 149,566.80, 224,204.40 and 133,820.40 is: 200,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,566.80 : 224,204.40 = 133,820.40 : x
  2. Step 2: Convert to fraction form
    149,566.80/224,204.40 = 133,820.40/x
  3. Step 3: Cross multiply
    149,566.80x = 224,204.40 × 133,820.40
  4. Step 4: Simplify right side
    149,566.80x = 30,003,122,489.76
  5. Step 5: Solve for x
    x = 30,003,122,489.76/149,566.80
  6. Step 6: Final answer
    x = 200,600.15

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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.