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Finding the Fourth Proportional to 159,958.56, 239,913.23 and 53,344.38

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Solution

The fourth proportional to 159,958.56, 239,913.23 and 53,344.38 is: 80,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,958.56 : 239,913.23 = 53,344.38 : x
  2. Step 2: Convert to fraction form
    159,958.56/239,913.23 = 53,344.38/x
  3. Step 3: Cross multiply
    159,958.56x = 239,913.23 × 53,344.38
  4. Step 4: Simplify right side
    159,958.56x = 12,798,022,508.15
  5. Step 5: Solve for x
    x = 12,798,022,508.15/159,958.56
  6. Step 6: Final answer
    x = 80,008.36

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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.