Home / 82,506.08-123,478.80-50,936.24

Finding the Fourth Proportional to 82,506.08, 123,478.80 and 50,936.24

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Solution

The fourth proportional to 82,506.08, 123,478.80 and 50,936.24 is: 76,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,506.08 : 123,478.80 = 50,936.24 : x
  2. Step 2: Convert to fraction form
    82,506.08/123,478.80 = 50,936.24/x
  3. Step 3: Cross multiply
    82,506.08x = 123,478.80 × 50,936.24
  4. Step 4: Simplify right side
    82,506.08x = 6,289,545,791.71
  5. Step 5: Solve for x
    x = 6,289,545,791.71/82,506.08
  6. Step 6: Final answer
    x = 76,231.30

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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.