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Finding the Fourth Proportional to 240,672.16, 332,183.40 and 160,103.08

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Solution

The fourth proportional to 240,672.16, 332,183.40 and 160,103.08 is: 220,979.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,672.16 : 332,183.40 = 160,103.08 : x
  2. Step 2: Convert to fraction form
    240,672.16/332,183.40 = 160,103.08/x
  3. Step 3: Cross multiply
    240,672.16x = 332,183.40 × 160,103.08
  4. Step 4: Simplify right side
    240,672.16x = 53,183,585,464.87
  5. Step 5: Solve for x
    x = 53,183,585,464.87/240,672.16
  6. Step 6: Final answer
    x = 220,979.38

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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.