Home / 54,133.11-81,196.43-14,689.35

Finding the Fourth Proportional to 54,133.11, 81,196.43 and 14,689.35

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Solution

The fourth proportional to 54,133.11, 81,196.43 and 14,689.35 is: 22,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133.11 : 81,196.43 = 14,689.35 : x
  2. Step 2: Convert to fraction form
    54,133.11/81,196.43 = 14,689.35/x
  3. Step 3: Cross multiply
    54,133.11x = 81,196.43 × 14,689.35
  4. Step 4: Simplify right side
    54,133.11x = 1,192,722,705.57
  5. Step 5: Solve for x
    x = 1,192,722,705.57/54,133.11
  6. Step 6: Final answer
    x = 22,033.15

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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.