Home / 54,284.63-81,306.64-41,712.11

Finding the Fourth Proportional to 54,284.63, 81,306.64 and 41,712.11

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Solution

The fourth proportional to 54,284.63, 81,306.64 and 41,712.11 is: 62,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.63 : 81,306.64 = 41,712.11 : x
  2. Step 2: Convert to fraction form
    54,284.63/81,306.64 = 41,712.11/x
  3. Step 3: Cross multiply
    54,284.63x = 81,306.64 × 41,712.11
  4. Step 4: Simplify right side
    54,284.63x = 3,391,471,511.41
  5. Step 5: Solve for x
    x = 3,391,471,511.41/54,284.63
  6. Step 6: Final answer
    x = 62,475.72

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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.