Home / 170,449.83-255,750.06-89,377.49

Finding the Fourth Proportional to 170,449.83, 255,750.06 and 89,377.49

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Solution

The fourth proportional to 170,449.83, 255,750.06 and 89,377.49 is: 134,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,449.83 : 255,750.06 = 89,377.49 : x
  2. Step 2: Convert to fraction form
    170,449.83/255,750.06 = 89,377.49/x
  3. Step 3: Cross multiply
    170,449.83x = 255,750.06 × 89,377.49
  4. Step 4: Simplify right side
    170,449.83x = 22,858,297,151.40
  5. Step 5: Solve for x
    x = 22,858,297,151.40/170,449.83
  6. Step 6: Final answer
    x = 134,105.72

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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.