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Finding the Fourth Proportional to 235,231.80, 352,847.70 and 146,196.60

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Solution

The fourth proportional to 235,231.80, 352,847.70 and 146,196.60 is: 219,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,231.80 : 352,847.70 = 146,196.60 : x
  2. Step 2: Convert to fraction form
    235,231.80/352,847.70 = 146,196.60/x
  3. Step 3: Cross multiply
    235,231.80x = 352,847.70 × 146,196.60
  4. Step 4: Simplify right side
    235,231.80x = 51,585,134,057.82
  5. Step 5: Solve for x
    x = 51,585,134,057.82/235,231.80
  6. Step 6: Final answer
    x = 219,294.90

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1.5x scale

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.