Home / 168,441.92-232,430.08-100,462.56

Finding the Fourth Proportional to 168,441.92, 232,430.08 and 100,462.56

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Solution

The fourth proportional to 168,441.92, 232,430.08 and 100,462.56 is: 138,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,441.92 : 232,430.08 = 100,462.56 : x
  2. Step 2: Convert to fraction form
    168,441.92/232,430.08 = 100,462.56/x
  3. Step 3: Cross multiply
    168,441.92x = 232,430.08 × 100,462.56
  4. Step 4: Simplify right side
    168,441.92x = 23,350,520,857.80
  5. Step 5: Solve for x
    x = 23,350,520,857.80/168,441.92
  6. Step 6: Final answer
    x = 138,626.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.