Home / 54,165.53-81,276.63-22,168.36

Finding the Fourth Proportional to 54,165.53, 81,276.63 and 22,168.36

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Solution

The fourth proportional to 54,165.53, 81,276.63 and 22,168.36 is: 33,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,165.53 : 81,276.63 = 22,168.36 : x
  2. Step 2: Convert to fraction form
    54,165.53/81,276.63 = 22,168.36/x
  3. Step 3: Cross multiply
    54,165.53x = 81,276.63 × 22,168.36
  4. Step 4: Simplify right side
    54,165.53x = 1,801,769,279.41
  5. Step 5: Solve for x
    x = 1,801,769,279.41/54,165.53
  6. Step 6: Final answer
    x = 33,264.13

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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.