Home / 295,176.20-442,716.78-84,766.28

Finding the Fourth Proportional to 295,176.20, 442,716.78 and 84,766.28

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Solution

The fourth proportional to 295,176.20, 442,716.78 and 84,766.28 is: 127,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,176.20 : 442,716.78 = 84,766.28 : x
  2. Step 2: Convert to fraction form
    295,176.20/442,716.78 = 84,766.28/x
  3. Step 3: Cross multiply
    295,176.20x = 442,716.78 × 84,766.28
  4. Step 4: Simplify right side
    295,176.20x = 37,527,454,534.18
  5. Step 5: Solve for x
    x = 37,527,454,534.18/295,176.20
  6. Step 6: Final answer
    x = 127,135.77

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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.