Home / 82,678.00-123,860.92-48,843.06

Finding the Fourth Proportional to 82,678.00, 123,860.92 and 48,843.06

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Solution

The fourth proportional to 82,678.00, 123,860.92 and 48,843.06 is: 73,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678.00 : 123,860.92 = 48,843.06 : x
  2. Step 2: Convert to fraction form
    82,678.00/123,860.92 = 48,843.06/x
  3. Step 3: Cross multiply
    82,678.00x = 123,860.92 × 48,843.06
  4. Step 4: Simplify right side
    82,678.00x = 6,049,745,767.59
  5. Step 5: Solve for x
    x = 6,049,745,767.59/82,678.00
  6. Step 6: Final answer
    x = 73,172.38

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1.5x scale

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.