Home / 149,767.20-224,650.80-135,943.20

Finding the Fourth Proportional to 149,767.20, 224,650.80 and 135,943.20

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Solution

The fourth proportional to 149,767.20, 224,650.80 and 135,943.20 is: 203,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,767.20 : 224,650.80 = 135,943.20 : x
  2. Step 2: Convert to fraction form
    149,767.20/224,650.80 = 135,943.20/x
  3. Step 3: Cross multiply
    149,767.20x = 224,650.80 × 135,943.20
  4. Step 4: Simplify right side
    149,767.20x = 30,539,748,634.56
  5. Step 5: Solve for x
    x = 30,539,748,634.56/149,767.20
  6. Step 6: Final answer
    x = 203,914.80

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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.