Home / 54,281.76-81,302.33-41,709.24

Finding the Fourth Proportional to 54,281.76, 81,302.33 and 41,709.24

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Solution

The fourth proportional to 54,281.76, 81,302.33 and 41,709.24 is: 62,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.76 : 81,302.33 = 41,709.24 : x
  2. Step 2: Convert to fraction form
    54,281.76/81,302.33 = 41,709.24/x
  3. Step 3: Cross multiply
    54,281.76x = 81,302.33 × 41,709.24
  4. Step 4: Simplify right side
    54,281.76x = 3,391,057,988.02
  5. Step 5: Solve for x
    x = 3,391,057,988.02/54,281.76
  6. Step 6: Final answer
    x = 62,471.41

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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.