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Finding the Fourth Proportional to 352,019.69, 527,854.84 and 112,102.33

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Solution

The fourth proportional to 352,019.69, 527,854.84 and 112,102.33 is: 168,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,019.69 : 527,854.84 = 112,102.33 : x
  2. Step 2: Convert to fraction form
    352,019.69/527,854.84 = 112,102.33/x
  3. Step 3: Cross multiply
    352,019.69x = 527,854.84 × 112,102.33
  4. Step 4: Simplify right side
    352,019.69x = 59,173,757,486.19
  5. Step 5: Solve for x
    x = 59,173,757,486.19/352,019.69
  6. Step 6: Final answer
    x = 168,097.86

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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.