Home / 295,287.80-442,974.90-95,574.20

Finding the Fourth Proportional to 295,287.80, 442,974.90 and 95,574.20

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Solution

The fourth proportional to 295,287.80, 442,974.90 and 95,574.20 is: 143,375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,287.80 : 442,974.90 = 95,574.20 : x
  2. Step 2: Convert to fraction form
    295,287.80/442,974.90 = 95,574.20/x
  3. Step 3: Cross multiply
    295,287.80x = 442,974.90 × 95,574.20
  4. Step 4: Simplify right side
    295,287.80x = 42,336,971,687.58
  5. Step 5: Solve for x
    x = 42,336,971,687.58/295,287.80
  6. Step 6: Final answer
    x = 143,375.28

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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.