Home / 49,423.26-68,212.08-30,313.61

Finding the Fourth Proportional to 49,423.26, 68,212.08 and 30,313.61

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Solution

The fourth proportional to 49,423.26, 68,212.08 and 30,313.61 is: 41,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,423.26 : 68,212.08 = 30,313.61 : x
  2. Step 2: Convert to fraction form
    49,423.26/68,212.08 = 30,313.61/x
  3. Step 3: Cross multiply
    49,423.26x = 68,212.08 × 30,313.61
  4. Step 4: Simplify right side
    49,423.26x = 2,067,754,390.41
  5. Step 5: Solve for x
    x = 2,067,754,390.41/49,423.26
  6. Step 6: Final answer
    x = 41,837.68

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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.