Home / 162,286.50-243,217.68-117,458.79

Finding the Fourth Proportional to 162,286.50, 243,217.68 and 117,458.79

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Solution

The fourth proportional to 162,286.50, 243,217.68 and 117,458.79 is: 176,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,286.50 : 243,217.68 = 117,458.79 : x
  2. Step 2: Convert to fraction form
    162,286.50/243,217.68 = 117,458.79/x
  3. Step 3: Cross multiply
    162,286.50x = 243,217.68 × 117,458.79
  4. Step 4: Simplify right side
    162,286.50x = 28,568,054,399.41
  5. Step 5: Solve for x
    x = 28,568,054,399.41/162,286.50
  6. Step 6: Final answer
    x = 176,034.69

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1.5x scale

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.