Home / 49,182.12-67,849.65-30,330.18

Finding the Fourth Proportional to 49,182.12, 67,849.65 and 30,330.18

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Solution

The fourth proportional to 49,182.12, 67,849.65 and 30,330.18 is: 41,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,182.12 : 67,849.65 = 30,330.18 : x
  2. Step 2: Convert to fraction form
    49,182.12/67,849.65 = 30,330.18/x
  3. Step 3: Cross multiply
    49,182.12x = 67,849.65 × 30,330.18
  4. Step 4: Simplify right side
    49,182.12x = 2,057,892,097.44
  5. Step 5: Solve for x
    x = 2,057,892,097.44/49,182.12
  6. Step 6: Final answer
    x = 41,842.28

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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.