Home / 54,476.96-81,641.62-28,200.15

Finding the Fourth Proportional to 54,476.96, 81,641.62 and 28,200.15

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Solution

The fourth proportional to 54,476.96, 81,641.62 and 28,200.15 is: 42,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,476.96 : 81,641.62 = 28,200.15 : x
  2. Step 2: Convert to fraction form
    54,476.96/81,641.62 = 28,200.15/x
  3. Step 3: Cross multiply
    54,476.96x = 81,641.62 × 28,200.15
  4. Step 4: Simplify right side
    54,476.96x = 2,302,305,965.49
  5. Step 5: Solve for x
    x = 2,302,305,965.49/54,476.96
  6. Step 6: Final answer
    x = 42,262.02

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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.