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Finding the Fourth Proportional to 235,532.80, 352,838.40 and 160,883.20

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Solution

The fourth proportional to 235,532.80, 352,838.40 and 160,883.20 is: 241,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,532.80 : 352,838.40 = 160,883.20 : x
  2. Step 2: Convert to fraction form
    235,532.80/352,838.40 = 160,883.20/x
  3. Step 3: Cross multiply
    235,532.80x = 352,838.40 × 160,883.20
  4. Step 4: Simplify right side
    235,532.80x = 56,765,770,874.88
  5. Step 5: Solve for x
    x = 56,765,770,874.88/235,532.80
  6. Step 6: Final answer
    x = 241,010.05

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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.