Home / 54,438.40-75,133.20-33,229.96

Finding the Fourth Proportional to 54,438.40, 75,133.20 and 33,229.96

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Solution

The fourth proportional to 54,438.40, 75,133.20 and 33,229.96 is: 45,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.40 : 75,133.20 = 33,229.96 : x
  2. Step 2: Convert to fraction form
    54,438.40/75,133.20 = 33,229.96/x
  3. Step 3: Cross multiply
    54,438.40x = 75,133.20 × 33,229.96
  4. Step 4: Simplify right side
    54,438.40x = 2,496,673,230.67
  5. Step 5: Solve for x
    x = 2,496,673,230.67/54,438.40
  6. Step 6: Final answer
    x = 45,862.36

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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.