Home / 162,438.29-243,680.34-50,127.65

Finding the Fourth Proportional to 162,438.29, 243,680.34 and 50,127.65

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Solution

The fourth proportional to 162,438.29, 243,680.34 and 50,127.65 is: 75,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,438.29 : 243,680.34 = 50,127.65 : x
  2. Step 2: Convert to fraction form
    162,438.29/243,680.34 = 50,127.65/x
  3. Step 3: Cross multiply
    162,438.29x = 243,680.34 × 50,127.65
  4. Step 4: Simplify right side
    162,438.29x = 12,215,122,795.40
  5. Step 5: Solve for x
    x = 12,215,122,795.40/162,438.29
  6. Step 6: Final answer
    x = 75,198.54

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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.