Home / 159,511.16-238,841.22-126,299

Finding the Fourth Proportional to 159,511.16, 238,841.22 and 126,299

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Solution

The fourth proportional to 159,511.16, 238,841.22 and 126,299 is: 189,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,511.16 : 238,841.22 = 126,299 : x
  2. Step 2: Convert to fraction form
    159,511.16/238,841.22 = 126,299/x
  3. Step 3: Cross multiply
    159,511.16x = 238,841.22 × 126,299
  4. Step 4: Simplify right side
    159,511.16x = 30,165,407,244.78
  5. Step 5: Solve for x
    x = 30,165,407,244.78/159,511.16
  6. Step 6: Final answer
    x = 189,111.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.