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Finding the Fourth Proportional to 235,561.96, 353,339.34 and 95,221

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Solution

The fourth proportional to 235,561.96, 353,339.34 and 95,221 is: 142,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,561.96 : 353,339.34 = 95,221 : x
  2. Step 2: Convert to fraction form
    235,561.96/353,339.34 = 95,221/x
  3. Step 3: Cross multiply
    235,561.96x = 353,339.34 × 95,221
  4. Step 4: Simplify right side
    235,561.96x = 33,645,325,294.14
  5. Step 5: Solve for x
    x = 33,645,325,294.14/235,561.96
  6. Step 6: Final answer
    x = 142,830.04

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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.