Home / 54,959.97-75,846.48-31,086.18

Finding the Fourth Proportional to 54,959.97, 75,846.48 and 31,086.18

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Solution

The fourth proportional to 54,959.97, 75,846.48 and 31,086.18 is: 42,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,959.97 : 75,846.48 = 31,086.18 : x
  2. Step 2: Convert to fraction form
    54,959.97/75,846.48 = 31,086.18/x
  3. Step 3: Cross multiply
    54,959.97x = 75,846.48 × 31,086.18
  4. Step 4: Simplify right side
    54,959.97x = 2,357,777,329.65
  5. Step 5: Solve for x
    x = 2,357,777,329.65/54,959.97
  6. Step 6: Final answer
    x = 42,899.90

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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.