Home / 238,895.85-329,668.02-131,455.83

Finding the Fourth Proportional to 238,895.85, 329,668.02 and 131,455.83

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Solution

The fourth proportional to 238,895.85, 329,668.02 and 131,455.83 is: 181,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,895.85 : 329,668.02 = 131,455.83 : x
  2. Step 2: Convert to fraction form
    238,895.85/329,668.02 = 131,455.83/x
  3. Step 3: Cross multiply
    238,895.85x = 329,668.02 × 131,455.83
  4. Step 4: Simplify right side
    238,895.85x = 43,336,783,193.56
  5. Step 5: Solve for x
    x = 43,336,783,193.56/238,895.85
  6. Step 6: Final answer
    x = 181,404.50

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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.