Home / 54,140.03-81,223.89-22,539.59

Finding the Fourth Proportional to 54,140.03, 81,223.89 and 22,539.59

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Solution

The fourth proportional to 54,140.03, 81,223.89 and 22,539.59 is: 33,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,140.03 : 81,223.89 = 22,539.59 : x
  2. Step 2: Convert to fraction form
    54,140.03/81,223.89 = 22,539.59/x
  3. Step 3: Cross multiply
    54,140.03x = 81,223.89 × 22,539.59
  4. Step 4: Simplify right side
    54,140.03x = 1,830,753,178.81
  5. Step 5: Solve for x
    x = 1,830,753,178.81/54,140.03
  6. Step 6: Final answer
    x = 33,815.15

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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.