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Finding the Fourth Proportional to 45,114.87, 67,672.01 and 35,262.44

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Solution

The fourth proportional to 45,114.87, 67,672.01 and 35,262.44 is: 52,893.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,114.87 : 67,672.01 = 35,262.44 : x
  2. Step 2: Convert to fraction form
    45,114.87/67,672.01 = 35,262.44/x
  3. Step 3: Cross multiply
    45,114.87x = 67,672.01 × 35,262.44
  4. Step 4: Simplify right side
    45,114.87x = 2,386,279,846.81
  5. Step 5: Solve for x
    x = 2,386,279,846.81/45,114.87
  6. Step 6: Final answer
    x = 52,893.42

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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.