Home / 238,564.41-329,212.23-131,119.74

Finding the Fourth Proportional to 238,564.41, 329,212.23 and 131,119.74

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Solution

The fourth proportional to 238,564.41, 329,212.23 and 131,119.74 is: 180,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,564.41 : 329,212.23 = 131,119.74 : x
  2. Step 2: Convert to fraction form
    238,564.41/329,212.23 = 131,119.74/x
  3. Step 3: Cross multiply
    238,564.41x = 329,212.23 × 131,119.74
  4. Step 4: Simplify right side
    238,564.41x = 43,166,222,002.42
  5. Step 5: Solve for x
    x = 43,166,222,002.42/238,564.41
  6. Step 6: Final answer
    x = 180,941.58

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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.