Home / 238,936.04-329,729.22-131,503.76

Finding the Fourth Proportional to 238,936.04, 329,729.22 and 131,503.76

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Solution

The fourth proportional to 238,936.04, 329,729.22 and 131,503.76 is: 181,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,936.04 : 329,729.22 = 131,503.76 : x
  2. Step 2: Convert to fraction form
    238,936.04/329,729.22 = 131,503.76/x
  3. Step 3: Cross multiply
    238,936.04x = 329,729.22 × 131,503.76
  4. Step 4: Simplify right side
    238,936.04x = 43,360,630,563.22
  5. Step 5: Solve for x
    x = 43,360,630,563.22/238,936.04
  6. Step 6: Final answer
    x = 181,473.80

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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.