Home / 139,960.20-209,863.24-95,637

Finding the Fourth Proportional to 139,960.20, 209,863.24 and 95,637

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Solution

The fourth proportional to 139,960.20, 209,863.24 and 95,637 is: 143,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,960.20 : 209,863.24 = 95,637 : x
  2. Step 2: Convert to fraction form
    139,960.20/209,863.24 = 95,637/x
  3. Step 3: Cross multiply
    139,960.20x = 209,863.24 × 95,637
  4. Step 4: Simplify right side
    139,960.20x = 20,070,690,683.88
  5. Step 5: Solve for x
    x = 20,070,690,683.88/139,960.20
  6. Step 6: Final answer
    x = 143,402.84

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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.