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Finding the Fourth Proportional to 159,365.34, 238,992.29 and 47,015.73

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Solution

The fourth proportional to 159,365.34, 238,992.29 and 47,015.73 is: 70,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,365.34 : 238,992.29 = 47,015.73 : x
  2. Step 2: Convert to fraction form
    159,365.34/238,992.29 = 47,015.73/x
  3. Step 3: Cross multiply
    159,365.34x = 238,992.29 × 47,015.73
  4. Step 4: Simplify right side
    159,365.34x = 11,236,396,743.64
  5. Step 5: Solve for x
    x = 11,236,396,743.64/159,365.34
  6. Step 6: Final answer
    x = 70,507.16

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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.