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Finding the Fourth Proportional to 62,308.53, 85,990.68 and 35,452.17

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Solution

The fourth proportional to 62,308.53, 85,990.68 and 35,452.17 is: 48,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,308.53 : 85,990.68 = 35,452.17 : x
  2. Step 2: Convert to fraction form
    62,308.53/85,990.68 = 35,452.17/x
  3. Step 3: Cross multiply
    62,308.53x = 85,990.68 × 35,452.17
  4. Step 4: Simplify right side
    62,308.53x = 3,048,556,205.78
  5. Step 5: Solve for x
    x = 3,048,556,205.78/62,308.53
  6. Step 6: Final answer
    x = 48,926.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.