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Finding the Fourth Proportional to 352,168.14, 528,284.41 and 99,452.39

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Solution

The fourth proportional to 352,168.14, 528,284.41 and 99,452.39 is: 149,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,168.14 : 528,284.41 = 99,452.39 : x
  2. Step 2: Convert to fraction form
    352,168.14/528,284.41 = 99,452.39/x
  3. Step 3: Cross multiply
    352,168.14x = 528,284.41 × 99,452.39
  4. Step 4: Simplify right side
    352,168.14x = 52,539,147,174.24
  5. Step 5: Solve for x
    x = 52,539,147,174.24/352,168.14
  6. Step 6: Final answer
    x = 149,187.68

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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.