Home / 109,691.43-164,537.13-26,585.43

Finding the Fourth Proportional to 109,691.43, 164,537.13 and 26,585.43

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Solution

The fourth proportional to 109,691.43, 164,537.13 and 26,585.43 is: 39,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,691.43 : 164,537.13 = 26,585.43 : x
  2. Step 2: Convert to fraction form
    109,691.43/164,537.13 = 26,585.43/x
  3. Step 3: Cross multiply
    109,691.43x = 164,537.13 × 26,585.43
  4. Step 4: Simplify right side
    109,691.43x = 4,374,290,352.02
  5. Step 5: Solve for x
    x = 4,374,290,352.02/109,691.43
  6. Step 6: Final answer
    x = 39,878.14

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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.