Home / 49,254.46-67,971.09-29,118.60

Finding the Fourth Proportional to 49,254.46, 67,971.09 and 29,118.60

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Solution

The fourth proportional to 49,254.46, 67,971.09 and 29,118.60 is: 40,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,254.46 : 67,971.09 = 29,118.60 : x
  2. Step 2: Convert to fraction form
    49,254.46/67,971.09 = 29,118.60/x
  3. Step 3: Cross multiply
    49,254.46x = 67,971.09 × 29,118.60
  4. Step 4: Simplify right side
    49,254.46x = 1,979,222,981.27
  5. Step 5: Solve for x
    x = 1,979,222,981.27/49,254.46
  6. Step 6: Final answer
    x = 40,183.63

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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.