Home / 75,315.72-112,974.39-22,725.66

Finding the Fourth Proportional to 75,315.72, 112,974.39 and 22,725.66

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Solution

The fourth proportional to 75,315.72, 112,974.39 and 22,725.66 is: 34,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,315.72 : 112,974.39 = 22,725.66 : x
  2. Step 2: Convert to fraction form
    75,315.72/112,974.39 = 22,725.66/x
  3. Step 3: Cross multiply
    75,315.72x = 112,974.39 × 22,725.66
  4. Step 4: Simplify right side
    75,315.72x = 2,567,417,575.85
  5. Step 5: Solve for x
    x = 2,567,417,575.85/75,315.72
  6. Step 6: Final answer
    x = 34,088.73

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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.