Home / 170,664.42-235,500.57-95,217.78

Finding the Fourth Proportional to 170,664.42, 235,500.57 and 95,217.78

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Solution

The fourth proportional to 170,664.42, 235,500.57 and 95,217.78 is: 131,391.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,664.42 : 235,500.57 = 95,217.78 : x
  2. Step 2: Convert to fraction form
    170,664.42/235,500.57 = 95,217.78/x
  3. Step 3: Cross multiply
    170,664.42x = 235,500.57 × 95,217.78
  4. Step 4: Simplify right side
    170,664.42x = 22,423,841,464.13
  5. Step 5: Solve for x
    x = 22,423,841,464.13/170,664.42
  6. Step 6: Final answer
    x = 131,391.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.