Home / 295,375.12-442,953.24-105,805.96

Finding the Fourth Proportional to 295,375.12, 442,953.24 and 105,805.96

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Solution

The fourth proportional to 295,375.12, 442,953.24 and 105,805.96 is: 158,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,375.12 : 442,953.24 = 105,805.96 : x
  2. Step 2: Convert to fraction form
    295,375.12/442,953.24 = 105,805.96/x
  3. Step 3: Cross multiply
    295,375.12x = 442,953.24 × 105,805.96
  4. Step 4: Simplify right side
    295,375.12x = 46,867,092,793.31
  5. Step 5: Solve for x
    x = 46,867,092,793.31/295,375.12
  6. Step 6: Final answer
    x = 158,669.74

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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.