Home / 49,376.40-68,135.04-29,233.92

Finding the Fourth Proportional to 49,376.40, 68,135.04 and 29,233.92

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Solution

The fourth proportional to 49,376.40, 68,135.04 and 29,233.92 is: 40,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.40 : 68,135.04 = 29,233.92 : x
  2. Step 2: Convert to fraction form
    49,376.40/68,135.04 = 29,233.92/x
  3. Step 3: Cross multiply
    49,376.40x = 68,135.04 × 29,233.92
  4. Step 4: Simplify right side
    49,376.40x = 1,991,854,308.56
  5. Step 5: Solve for x
    x = 1,991,854,308.56/49,376.40
  6. Step 6: Final answer
    x = 40,340.21

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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.