Home / 238,922.80-329,713.52-131,492.80

Finding the Fourth Proportional to 238,922.80, 329,713.52 and 131,492.80

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Solution

The fourth proportional to 238,922.80, 329,713.52 and 131,492.80 is: 181,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,922.80 : 329,713.52 = 131,492.80 : x
  2. Step 2: Convert to fraction form
    238,922.80/329,713.52 = 131,492.80/x
  3. Step 3: Cross multiply
    238,922.80x = 329,713.52 × 131,492.80
  4. Step 4: Simplify right side
    238,922.80x = 43,354,953,942.66
  5. Step 5: Solve for x
    x = 43,354,953,942.66/238,922.80
  6. Step 6: Final answer
    x = 181,460.09

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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.