Home / 166,194.46-229,337.76-90,742.96

Finding the Fourth Proportional to 166,194.46, 229,337.76 and 90,742.96

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Solution

The fourth proportional to 166,194.46, 229,337.76 and 90,742.96 is: 125,219.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,194.46 : 229,337.76 = 90,742.96 : x
  2. Step 2: Convert to fraction form
    166,194.46/229,337.76 = 90,742.96/x
  3. Step 3: Cross multiply
    166,194.46x = 229,337.76 × 90,742.96
  4. Step 4: Simplify right side
    166,194.46x = 20,810,787,182.17
  5. Step 5: Solve for x
    x = 20,810,787,182.17/166,194.46
  6. Step 6: Final answer
    x = 125,219.50

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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.