Home / 238,652.60-329,341.80-131,229.56

Finding the Fourth Proportional to 238,652.60, 329,341.80 and 131,229.56

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Solution

The fourth proportional to 238,652.60, 329,341.80 and 131,229.56 is: 181,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,652.60 : 329,341.80 = 131,229.56 : x
  2. Step 2: Convert to fraction form
    238,652.60/329,341.80 = 131,229.56/x
  3. Step 3: Cross multiply
    238,652.60x = 329,341.80 × 131,229.56
  4. Step 4: Simplify right side
    238,652.60x = 43,219,379,503.61
  5. Step 5: Solve for x
    x = 43,219,379,503.61/238,652.60
  6. Step 6: Final answer
    x = 181,097.46

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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.