Home / 162,334.10-243,501.15-137,450.90

Finding the Fourth Proportional to 162,334.10, 243,501.15 and 137,450.90

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Solution

The fourth proportional to 162,334.10, 243,501.15 and 137,450.90 is: 206,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,334.10 : 243,501.15 = 137,450.90 : x
  2. Step 2: Convert to fraction form
    162,334.10/243,501.15 = 137,450.90/x
  3. Step 3: Cross multiply
    162,334.10x = 243,501.15 × 137,450.90
  4. Step 4: Simplify right side
    162,334.10x = 33,469,452,218.54
  5. Step 5: Solve for x
    x = 33,469,452,218.54/162,334.10
  6. Step 6: Final answer
    x = 206,176.35

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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.