Home / 54,122.24-81,086.88-33,051.20

Finding the Fourth Proportional to 54,122.24, 81,086.88 and 33,051.20

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Solution

The fourth proportional to 54,122.24, 81,086.88 and 33,051.20 is: 49,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,122.24 : 81,086.88 = 33,051.20 : x
  2. Step 2: Convert to fraction form
    54,122.24/81,086.88 = 33,051.20/x
  3. Step 3: Cross multiply
    54,122.24x = 81,086.88 × 33,051.20
  4. Step 4: Simplify right side
    54,122.24x = 2,680,018,688.26
  5. Step 5: Solve for x
    x = 2,680,018,688.26/54,122.24
  6. Step 6: Final answer
    x = 49,517.88

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1.5x scale

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.