Home / 84,097.22-126,179.50-34,181.16

Finding the Fourth Proportional to 84,097.22, 126,179.50 and 34,181.16

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Solution

The fourth proportional to 84,097.22, 126,179.50 and 34,181.16 is: 51,285.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,097.22 : 126,179.50 = 34,181.16 : x
  2. Step 2: Convert to fraction form
    84,097.22/126,179.50 = 34,181.16/x
  3. Step 3: Cross multiply
    84,097.22x = 126,179.50 × 34,181.16
  4. Step 4: Simplify right side
    84,097.22x = 4,312,961,678.22
  5. Step 5: Solve for x
    x = 4,312,961,678.22/84,097.22
  6. Step 6: Final answer
    x = 51,285.43

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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.