Home / 149,341.20-224,076.60-75,469.20

Finding the Fourth Proportional to 149,341.20, 224,076.60 and 75,469.20

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Solution

The fourth proportional to 149,341.20, 224,076.60 and 75,469.20 is: 113,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,341.20 : 224,076.60 = 75,469.20 : x
  2. Step 2: Convert to fraction form
    149,341.20/224,076.60 = 75,469.20/x
  3. Step 3: Cross multiply
    149,341.20x = 224,076.60 × 75,469.20
  4. Step 4: Simplify right side
    149,341.20x = 16,910,881,740.72
  5. Step 5: Solve for x
    x = 16,910,881,740.72/149,341.20
  6. Step 6: Final answer
    x = 113,236.55

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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.