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Finding the Fourth Proportional to 45,773.60, 68,660.87 and 22,075.65

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Solution

The fourth proportional to 45,773.60, 68,660.87 and 22,075.65 is: 33,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,773.60 : 68,660.87 = 22,075.65 : x
  2. Step 2: Convert to fraction form
    45,773.60/68,660.87 = 22,075.65/x
  3. Step 3: Cross multiply
    45,773.60x = 68,660.87 × 22,075.65
  4. Step 4: Simplify right side
    45,773.60x = 1,515,733,224.44
  5. Step 5: Solve for x
    x = 1,515,733,224.44/45,773.60
  6. Step 6: Final answer
    x = 33,113.70

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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.