Home / 159,322.20-238,982.96-47,081.24

Finding the Fourth Proportional to 159,322.20, 238,982.96 and 47,081.24

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Solution

The fourth proportional to 159,322.20, 238,982.96 and 47,081.24 is: 70,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,322.20 : 238,982.96 = 47,081.24 : x
  2. Step 2: Convert to fraction form
    159,322.20/238,982.96 = 47,081.24/x
  3. Step 3: Cross multiply
    159,322.20x = 238,982.96 × 47,081.24
  4. Step 4: Simplify right side
    159,322.20x = 11,251,614,095.67
  5. Step 5: Solve for x
    x = 11,251,614,095.67/159,322.20
  6. Step 6: Final answer
    x = 70,621.76

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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.