Home / 238,816.03-329,562.51-131,379.65

Finding the Fourth Proportional to 238,816.03, 329,562.51 and 131,379.65

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Solution

The fourth proportional to 238,816.03, 329,562.51 and 131,379.65 is: 181,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,816.03 : 329,562.51 = 131,379.65 : x
  2. Step 2: Convert to fraction form
    238,816.03/329,562.51 = 131,379.65/x
  3. Step 3: Cross multiply
    238,816.03x = 329,562.51 × 131,379.65
  4. Step 4: Simplify right side
    238,816.03x = 43,297,807,216.92
  5. Step 5: Solve for x
    x = 43,297,807,216.92/238,816.03
  6. Step 6: Final answer
    x = 181,301.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.