Home / 82,217.44-123,097.04-52,562.08

Finding the Fourth Proportional to 82,217.44, 123,097.04 and 52,562.08

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Solution

The fourth proportional to 82,217.44, 123,097.04 and 52,562.08 is: 78,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,217.44 : 123,097.04 = 52,562.08 : x
  2. Step 2: Convert to fraction form
    82,217.44/123,097.04 = 52,562.08/x
  3. Step 3: Cross multiply
    82,217.44x = 123,097.04 × 52,562.08
  4. Step 4: Simplify right side
    82,217.44x = 6,470,236,464.24
  5. Step 5: Solve for x
    x = 6,470,236,464.24/82,217.44
  6. Step 6: Final answer
    x = 78,696.64

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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.