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Finding the Fourth Proportional to 235,755.38, 353,503.83 and 93,456.50

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Solution

The fourth proportional to 235,755.38, 353,503.83 and 93,456.50 is: 140,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,755.38 : 353,503.83 = 93,456.50 : x
  2. Step 2: Convert to fraction form
    235,755.38/353,503.83 = 93,456.50/x
  3. Step 3: Cross multiply
    235,755.38x = 353,503.83 × 93,456.50
  4. Step 4: Simplify right side
    235,755.38x = 33,037,230,688.40
  5. Step 5: Solve for x
    x = 33,037,230,688.40/235,755.38
  6. Step 6: Final answer
    x = 140,133.52

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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.