Home / 90,286.44-124,564.68-52,044.81

Finding the Fourth Proportional to 90,286.44, 124,564.68 and 52,044.81

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Solution

The fourth proportional to 90,286.44, 124,564.68 and 52,044.81 is: 71,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,286.44 : 124,564.68 = 52,044.81 : x
  2. Step 2: Convert to fraction form
    90,286.44/124,564.68 = 52,044.81/x
  3. Step 3: Cross multiply
    90,286.44x = 124,564.68 × 52,044.81
  4. Step 4: Simplify right side
    90,286.44x = 6,482,945,103.31
  5. Step 5: Solve for x
    x = 6,482,945,103.31/90,286.44
  6. Step 6: Final answer
    x = 71,804.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.