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Finding the Fourth Proportional to 235,059.42, 352,514.25 and 77,251.44

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Solution

The fourth proportional to 235,059.42, 352,514.25 and 77,251.44 is: 115,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,059.42 : 352,514.25 = 77,251.44 : x
  2. Step 2: Convert to fraction form
    235,059.42/352,514.25 = 77,251.44/x
  3. Step 3: Cross multiply
    235,059.42x = 352,514.25 × 77,251.44
  4. Step 4: Simplify right side
    235,059.42x = 27,232,233,433.02
  5. Step 5: Solve for x
    x = 27,232,233,433.02/235,059.42
  6. Step 6: Final answer
    x = 115,852.55

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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.