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Finding the Fourth Proportional to 240,770.60, 332,318.72 and 160,201.52

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Solution

The fourth proportional to 240,770.60, 332,318.72 and 160,201.52 is: 221,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,770.60 : 332,318.72 = 160,201.52 : x
  2. Step 2: Convert to fraction form
    240,770.60/332,318.72 = 160,201.52/x
  3. Step 3: Cross multiply
    240,770.60x = 332,318.72 × 160,201.52
  4. Step 4: Simplify right side
    240,770.60x = 53,237,964,068.45
  5. Step 5: Solve for x
    x = 53,237,964,068.45/240,770.60
  6. Step 6: Final answer
    x = 221,114.89

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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.