Home / 61,297.11-84,588.71-36,141.75

Finding the Fourth Proportional to 61,297.11, 84,588.71 and 36,141.75

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Solution

The fourth proportional to 61,297.11, 84,588.71 and 36,141.75 is: 49,874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,297.11 : 84,588.71 = 36,141.75 : x
  2. Step 2: Convert to fraction form
    61,297.11/84,588.71 = 36,141.75/x
  3. Step 3: Cross multiply
    61,297.11x = 84,588.71 × 36,141.75
  4. Step 4: Simplify right side
    61,297.11x = 3,057,183,828.93
  5. Step 5: Solve for x
    x = 3,057,183,828.93/61,297.11
  6. Step 6: Final answer
    x = 49,874.84

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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.