Home / 238,950.80-329,749.49-131,518.52

Finding the Fourth Proportional to 238,950.80, 329,749.49 and 131,518.52

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Solution

The fourth proportional to 238,950.80, 329,749.49 and 131,518.52 is: 181,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,950.80 : 329,749.49 = 131,518.52 : x
  2. Step 2: Convert to fraction form
    238,950.80/329,749.49 = 131,518.52/x
  3. Step 3: Cross multiply
    238,950.80x = 329,749.49 × 131,518.52
  4. Step 4: Simplify right side
    238,950.80x = 43,368,164,895.55
  5. Step 5: Solve for x
    x = 43,368,164,895.55/238,950.80
  6. Step 6: Final answer
    x = 181,494.12

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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.