Home / 90,364.76-135,546.16-37,044.85

Finding the Fourth Proportional to 90,364.76, 135,546.16 and 37,044.85

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Solution

The fourth proportional to 90,364.76, 135,546.16 and 37,044.85 is: 55,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,364.76 : 135,546.16 = 37,044.85 : x
  2. Step 2: Convert to fraction form
    90,364.76/135,546.16 = 37,044.85/x
  3. Step 3: Cross multiply
    90,364.76x = 135,546.16 × 37,044.85
  4. Step 4: Simplify right side
    90,364.76x = 5,021,286,723.84
  5. Step 5: Solve for x
    x = 5,021,286,723.84/90,364.76
  6. Step 6: Final answer
    x = 55,566.87

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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.