Home / 159,040.32-238,412.16-53,786.04

Finding the Fourth Proportional to 159,040.32, 238,412.16 and 53,786.04

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Solution

The fourth proportional to 159,040.32, 238,412.16 and 53,786.04 is: 80,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,040.32 : 238,412.16 = 53,786.04 : x
  2. Step 2: Convert to fraction form
    159,040.32/238,412.16 = 53,786.04/x
  3. Step 3: Cross multiply
    159,040.32x = 238,412.16 × 53,786.04
  4. Step 4: Simplify right side
    159,040.32x = 12,823,245,974.25
  5. Step 5: Solve for x
    x = 12,823,245,974.25/159,040.32
  6. Step 6: Final answer
    x = 80,628.90

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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.