Home / 238,562.62-329,214.48-131,131.51

Finding the Fourth Proportional to 238,562.62, 329,214.48 and 131,131.51

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Solution

The fourth proportional to 238,562.62, 329,214.48 and 131,131.51 is: 180,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,562.62 : 329,214.48 = 131,131.51 : x
  2. Step 2: Convert to fraction form
    238,562.62/329,214.48 = 131,131.51/x
  3. Step 3: Cross multiply
    238,562.62x = 329,214.48 × 131,131.51
  4. Step 4: Simplify right side
    238,562.62x = 43,170,390,561.49
  5. Step 5: Solve for x
    x = 43,170,390,561.49/238,562.62
  6. Step 6: Final answer
    x = 180,960.42

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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.