Home / 54,578.20-81,769.90-29,602.31

Finding the Fourth Proportional to 54,578.20, 81,769.90 and 29,602.31

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Solution

The fourth proportional to 54,578.20, 81,769.90 and 29,602.31 is: 44,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578.20 : 81,769.90 = 29,602.31 : x
  2. Step 2: Convert to fraction form
    54,578.20/81,769.90 = 29,602.31/x
  3. Step 3: Cross multiply
    54,578.20x = 81,769.90 × 29,602.31
  4. Step 4: Simplify right side
    54,578.20x = 2,420,578,058.89
  5. Step 5: Solve for x
    x = 2,420,578,058.89/54,578.20
  6. Step 6: Final answer
    x = 44,350.64

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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.