Home / 49,478.17-74,042.06-30,767.02

Finding the Fourth Proportional to 49,478.17, 74,042.06 and 30,767.02

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Solution

The fourth proportional to 49,478.17, 74,042.06 and 30,767.02 is: 46,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,478.17 : 74,042.06 = 30,767.02 : x
  2. Step 2: Convert to fraction form
    49,478.17/74,042.06 = 30,767.02/x
  3. Step 3: Cross multiply
    49,478.17x = 74,042.06 × 30,767.02
  4. Step 4: Simplify right side
    49,478.17x = 2,278,053,540.86
  5. Step 5: Solve for x
    x = 2,278,053,540.86/49,478.17
  6. Step 6: Final answer
    x = 46,041.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.