Home / 219,778.22-329,726.51-113,104.06

Finding the Fourth Proportional to 219,778.22, 329,726.51 and 113,104.06

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Solution

The fourth proportional to 219,778.22, 329,726.51 and 113,104.06 is: 169,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,778.22 : 329,726.51 = 113,104.06 : x
  2. Step 2: Convert to fraction form
    219,778.22/329,726.51 = 113,104.06/x
  3. Step 3: Cross multiply
    219,778.22x = 329,726.51 × 113,104.06
  4. Step 4: Simplify right side
    219,778.22x = 37,293,406,429.07
  5. Step 5: Solve for x
    x = 37,293,406,429.07/219,778.22
  6. Step 6: Final answer
    x = 169,686.54

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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.