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Finding the Fourth Proportional to 238,613, 329,277.54 and 131,182.26

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Solution

The fourth proportional to 238,613, 329,277.54 and 131,182.26 is: 181,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,613 : 329,277.54 = 131,182.26 : x
  2. Step 2: Convert to fraction form
    238,613/329,277.54 = 131,182.26/x
  3. Step 3: Cross multiply
    238,613x = 329,277.54 × 131,182.26
  4. Step 4: Simplify right side
    238,613x = 43,195,371,864.44
  5. Step 5: Solve for x
    x = 43,195,371,864.44/238,613
  6. Step 6: Final answer
    x = 181,026.90

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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.