Home / 45,633.79-68,380.13-35,614.78

Finding the Fourth Proportional to 45,633.79, 68,380.13 and 35,614.78

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Solution

The fourth proportional to 45,633.79, 68,380.13 and 35,614.78 is: 53,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,633.79 : 68,380.13 = 35,614.78 : x
  2. Step 2: Convert to fraction form
    45,633.79/68,380.13 = 35,614.78/x
  3. Step 3: Cross multiply
    45,633.79x = 68,380.13 × 35,614.78
  4. Step 4: Simplify right side
    45,633.79x = 2,435,342,937.30
  5. Step 5: Solve for x
    x = 2,435,342,937.30/45,633.79
  6. Step 6: Final answer
    x = 53,367.10

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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.