Home / 61,439.26-84,786.16-34,581.91

Finding the Fourth Proportional to 61,439.26, 84,786.16 and 34,581.91

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Solution

The fourth proportional to 61,439.26, 84,786.16 and 34,581.91 is: 47,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,439.26 : 84,786.16 = 34,581.91 : x
  2. Step 2: Convert to fraction form
    61,439.26/84,786.16 = 34,581.91/x
  3. Step 3: Cross multiply
    61,439.26x = 84,786.16 × 34,581.91
  4. Step 4: Simplify right side
    61,439.26x = 2,932,067,354.37
  5. Step 5: Solve for x
    x = 2,932,067,354.37/61,439.26
  6. Step 6: Final answer
    x = 47,723.03

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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.