Home / 238,460.39-329,074.34-131,030.09

Finding the Fourth Proportional to 238,460.39, 329,074.34 and 131,030.09

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Solution

The fourth proportional to 238,460.39, 329,074.34 and 131,030.09 is: 180,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,460.39 : 329,074.34 = 131,030.09 : x
  2. Step 2: Convert to fraction form
    238,460.39/329,074.34 = 131,030.09/x
  3. Step 3: Cross multiply
    238,460.39x = 329,074.34 × 131,030.09
  4. Step 4: Simplify right side
    238,460.39x = 43,118,638,086.37
  5. Step 5: Solve for x
    x = 43,118,638,086.37/238,460.39
  6. Step 6: Final answer
    x = 180,820.97

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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.