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Finding the Fourth Proportional to 45,876.87, 68,801.04 and 22,169.70

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Solution

The fourth proportional to 45,876.87, 68,801.04 and 22,169.70 is: 33,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,876.87 : 68,801.04 = 22,169.70 : x
  2. Step 2: Convert to fraction form
    45,876.87/68,801.04 = 22,169.70/x
  3. Step 3: Cross multiply
    45,876.87x = 68,801.04 × 22,169.70
  4. Step 4: Simplify right side
    45,876.87x = 1,525,298,416.49
  5. Step 5: Solve for x
    x = 1,525,298,416.49/45,876.87
  6. Step 6: Final answer
    x = 33,247.66

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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.