Home / 149,998.20-224,738.10-123,559.80

Finding the Fourth Proportional to 149,998.20, 224,738.10 and 123,559.80

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Solution

The fourth proportional to 149,998.20, 224,738.10 and 123,559.80 is: 185,126.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,998.20 : 224,738.10 = 123,559.80 : x
  2. Step 2: Convert to fraction form
    149,998.20/224,738.10 = 123,559.80/x
  3. Step 3: Cross multiply
    149,998.20x = 224,738.10 × 123,559.80
  4. Step 4: Simplify right side
    149,998.20x = 27,768,594,688.38
  5. Step 5: Solve for x
    x = 27,768,594,688.38/149,998.20
  6. Step 6: Final answer
    x = 185,126.19

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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.