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Finding the Fourth Proportional to 45,169.56, 67,819.95 and 33,359.76

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Solution

The fourth proportional to 45,169.56, 67,819.95 and 33,359.76 is: 50,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,169.56 : 67,819.95 = 33,359.76 : x
  2. Step 2: Convert to fraction form
    45,169.56/67,819.95 = 33,359.76/x
  3. Step 3: Cross multiply
    45,169.56x = 67,819.95 × 33,359.76
  4. Step 4: Simplify right side
    45,169.56x = 2,262,457,255.21
  5. Step 5: Solve for x
    x = 2,262,457,255.21/45,169.56
  6. Step 6: Final answer
    x = 50,088.10

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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.