Home / 238,660.83-329,343.39-131,229.93

Finding the Fourth Proportional to 238,660.83, 329,343.39 and 131,229.93

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Solution

The fourth proportional to 238,660.83, 329,343.39 and 131,229.93 is: 181,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,660.83 : 329,343.39 = 131,229.93 : x
  2. Step 2: Convert to fraction form
    238,660.83/329,343.39 = 131,229.93/x
  3. Step 3: Cross multiply
    238,660.83x = 329,343.39 × 131,229.93
  4. Step 4: Simplify right side
    238,660.83x = 43,219,710,015.66
  5. Step 5: Solve for x
    x = 43,219,710,015.66/238,660.83
  6. Step 6: Final answer
    x = 181,092.60

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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.