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Finding the Fourth Proportional to 159,648.44, 239,471.52 and 47,329.12

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Solution

The fourth proportional to 159,648.44, 239,471.52 and 47,329.12 is: 70,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,648.44 : 239,471.52 = 47,329.12 : x
  2. Step 2: Convert to fraction form
    159,648.44/239,471.52 = 47,329.12/x
  3. Step 3: Cross multiply
    159,648.44x = 239,471.52 × 47,329.12
  4. Step 4: Simplify right side
    159,648.44x = 11,333,976,306.66
  5. Step 5: Solve for x
    x = 11,333,976,306.66/159,648.44
  6. Step 6: Final answer
    x = 70,993.34

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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.