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Finding the Fourth Proportional to 218,582.03, 327,809.96 and 92,250.59

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Solution

The fourth proportional to 218,582.03, 327,809.96 and 92,250.59 is: 138,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,582.03 : 327,809.96 = 92,250.59 : x
  2. Step 2: Convert to fraction form
    218,582.03/327,809.96 = 92,250.59/x
  3. Step 3: Cross multiply
    218,582.03x = 327,809.96 × 92,250.59
  4. Step 4: Simplify right side
    218,582.03x = 30,240,660,117.57
  5. Step 5: Solve for x
    x = 30,240,660,117.57/218,582.03
  6. Step 6: Final answer
    x = 138,349.25

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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.