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Finding the Fourth Proportional to 45,252.40, 68,024.40 and 32,195.20

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Solution

The fourth proportional to 45,252.40, 68,024.40 and 32,195.20 is: 48,396.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252.40 : 68,024.40 = 32,195.20 : x
  2. Step 2: Convert to fraction form
    45,252.40/68,024.40 = 32,195.20/x
  3. Step 3: Cross multiply
    45,252.40x = 68,024.40 × 32,195.20
  4. Step 4: Simplify right side
    45,252.40x = 2,190,059,162.88
  5. Step 5: Solve for x
    x = 2,190,059,162.88/45,252.40
  6. Step 6: Final answer
    x = 48,396.53

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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.