Home / 235,820.03-353,493.66-109,549.04

Finding the Fourth Proportional to 235,820.03, 353,493.66 and 109,549.04

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Solution

The fourth proportional to 235,820.03, 353,493.66 and 109,549.04 is: 164,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,820.03 : 353,493.66 = 109,549.04 : x
  2. Step 2: Convert to fraction form
    235,820.03/353,493.66 = 109,549.04/x
  3. Step 3: Cross multiply
    235,820.03x = 353,493.66 × 109,549.04
  4. Step 4: Simplify right side
    235,820.03x = 38,724,891,099.09
  5. Step 5: Solve for x
    x = 38,724,891,099.09/235,820.03
  6. Step 6: Final answer
    x = 164,213.75

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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.