Home / 238,898.61-329,694.77-131,492.34

Finding the Fourth Proportional to 238,898.61, 329,694.77 and 131,492.34

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Solution

The fourth proportional to 238,898.61, 329,694.77 and 131,492.34 is: 181,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,898.61 : 329,694.77 = 131,492.34 : x
  2. Step 2: Convert to fraction form
    238,898.61/329,694.77 = 131,492.34/x
  3. Step 3: Cross multiply
    238,898.61x = 329,694.77 × 131,492.34
  4. Step 4: Simplify right side
    238,898.61x = 43,352,336,793.06
  5. Step 5: Solve for x
    x = 43,352,336,793.06/238,898.61
  6. Step 6: Final answer
    x = 181,467.51

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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.