Home / 109,975.11-164,961.23-26,869.83

Finding the Fourth Proportional to 109,975.11, 164,961.23 and 26,869.83

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Solution

The fourth proportional to 109,975.11, 164,961.23 and 26,869.83 is: 40,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,975.11 : 164,961.23 = 26,869.83 : x
  2. Step 2: Convert to fraction form
    109,975.11/164,961.23 = 26,869.83/x
  3. Step 3: Cross multiply
    109,975.11x = 164,961.23 × 26,869.83
  4. Step 4: Simplify right side
    109,975.11x = 4,432,480,072.34
  5. Step 5: Solve for x
    x = 4,432,480,072.34/109,975.11
  6. Step 6: Final answer
    x = 40,304.39

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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.