Home / 295,121.34-442,683.18-108,132.84

Finding the Fourth Proportional to 295,121.34, 442,683.18 and 108,132.84

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Solution

The fourth proportional to 295,121.34, 442,683.18 and 108,132.84 is: 162,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,121.34 : 442,683.18 = 108,132.84 : x
  2. Step 2: Convert to fraction form
    295,121.34/442,683.18 = 108,132.84/x
  3. Step 3: Cross multiply
    295,121.34x = 442,683.18 × 108,132.84
  4. Step 4: Simplify right side
    295,121.34x = 47,868,589,473.63
  5. Step 5: Solve for x
    x = 47,868,589,473.63/295,121.34
  6. Step 6: Final answer
    x = 162,199.69

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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.