Home / 54,402.16-81,537.62-28,092.56

Finding the Fourth Proportional to 54,402.16, 81,537.62 and 28,092.56

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Solution

The fourth proportional to 54,402.16, 81,537.62 and 28,092.56 is: 42,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.16 : 81,537.62 = 28,092.56 : x
  2. Step 2: Convert to fraction form
    54,402.16/81,537.62 = 28,092.56/x
  3. Step 3: Cross multiply
    54,402.16x = 81,537.62 × 28,092.56
  4. Step 4: Simplify right side
    54,402.16x = 2,290,600,482.11
  5. Step 5: Solve for x
    x = 2,290,600,482.11/54,402.16
  6. Step 6: Final answer
    x = 42,104.95

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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.