Home / 170,517.76-235,311.37-94,043.90

Finding the Fourth Proportional to 170,517.76, 235,311.37 and 94,043.90

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Solution

The fourth proportional to 170,517.76, 235,311.37 and 94,043.90 is: 129,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,517.76 : 235,311.37 = 94,043.90 : x
  2. Step 2: Convert to fraction form
    170,517.76/235,311.37 = 94,043.90/x
  3. Step 3: Cross multiply
    170,517.76x = 235,311.37 × 94,043.90
  4. Step 4: Simplify right side
    170,517.76x = 22,129,599,302.31
  5. Step 5: Solve for x
    x = 22,129,599,302.31/170,517.76
  6. Step 6: Final answer
    x = 129,778.85

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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.