Home / 109,744.23-164,663.89-38,717.70

Finding the Fourth Proportional to 109,744.23, 164,663.89 and 38,717.70

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Solution

The fourth proportional to 109,744.23, 164,663.89 and 38,717.70 is: 58,093.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,744.23 : 164,663.89 = 38,717.70 : x
  2. Step 2: Convert to fraction form
    109,744.23/164,663.89 = 38,717.70/x
  3. Step 3: Cross multiply
    109,744.23x = 164,663.89 × 38,717.70
  4. Step 4: Simplify right side
    109,744.23x = 6,375,406,379.57
  5. Step 5: Solve for x
    x = 6,375,406,379.57/109,744.23
  6. Step 6: Final answer
    x = 58,093.32

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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.