Home / 149,524.20-224,032.40-90,235.32

Finding the Fourth Proportional to 149,524.20, 224,032.40 and 90,235.32

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Solution

The fourth proportional to 149,524.20, 224,032.40 and 90,235.32 is: 135,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,524.20 : 224,032.40 = 90,235.32 : x
  2. Step 2: Convert to fraction form
    149,524.20/224,032.40 = 90,235.32/x
  3. Step 3: Cross multiply
    149,524.20x = 224,032.40 × 90,235.32
  4. Step 4: Simplify right side
    149,524.20x = 20,215,635,304.37
  5. Step 5: Solve for x
    x = 20,215,635,304.37/149,524.20
  6. Step 6: Final answer
    x = 135,199.76

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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.