Home / 250,613.12-345,842.88-143,182.32

Finding the Fourth Proportional to 250,613.12, 345,842.88 and 143,182.32

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Solution

The fourth proportional to 250,613.12, 345,842.88 and 143,182.32 is: 197,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,613.12 : 345,842.88 = 143,182.32 : x
  2. Step 2: Convert to fraction form
    250,613.12/345,842.88 = 143,182.32/x
  3. Step 3: Cross multiply
    250,613.12x = 345,842.88 × 143,182.32
  4. Step 4: Simplify right side
    250,613.12x = 49,518,585,913.88
  5. Step 5: Solve for x
    x = 49,518,585,913.88/250,613.12
  6. Step 6: Final answer
    x = 197,589.76

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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.