Home / 238,902.03-329,677.61-131,471.91

Finding the Fourth Proportional to 238,902.03, 329,677.61 and 131,471.91

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Solution

The fourth proportional to 238,902.03, 329,677.61 and 131,471.91 is: 181,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,902.03 : 329,677.61 = 131,471.91 : x
  2. Step 2: Convert to fraction form
    238,902.03/329,677.61 = 131,471.91/x
  3. Step 3: Cross multiply
    238,902.03x = 329,677.61 × 131,471.91
  4. Step 4: Simplify right side
    238,902.03x = 43,343,344,413.58
  5. Step 5: Solve for x
    x = 43,343,344,413.58/238,902.03
  6. Step 6: Final answer
    x = 181,427.28

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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.