Home / 45,134.92-62,220.90-31,664.44

Finding the Fourth Proportional to 45,134.92, 62,220.90 and 31,664.44

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Solution

The fourth proportional to 45,134.92, 62,220.90 and 31,664.44 is: 43,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,134.92 : 62,220.90 = 31,664.44 : x
  2. Step 2: Convert to fraction form
    45,134.92/62,220.90 = 31,664.44/x
  3. Step 3: Cross multiply
    45,134.92x = 62,220.90 × 31,664.44
  4. Step 4: Simplify right side
    45,134.92x = 1,970,189,954.80
  5. Step 5: Solve for x
    x = 1,970,189,954.80/45,134.92
  6. Step 6: Final answer
    x = 43,651.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.