Home / 149,728.08-224,481.40-90,550.59

Finding the Fourth Proportional to 149,728.08, 224,481.40 and 90,550.59

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Solution

The fourth proportional to 149,728.08, 224,481.40 and 90,550.59 is: 135,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,728.08 : 224,481.40 = 90,550.59 : x
  2. Step 2: Convert to fraction form
    149,728.08/224,481.40 = 90,550.59/x
  3. Step 3: Cross multiply
    149,728.08x = 224,481.40 × 90,550.59
  4. Step 4: Simplify right side
    149,728.08x = 20,326,923,663.23
  5. Step 5: Solve for x
    x = 20,326,923,663.23/149,728.08
  6. Step 6: Final answer
    x = 135,758.93

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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.