Home / 82,424.99-123,636.12-26,264.34

Finding the Fourth Proportional to 82,424.99, 123,636.12 and 26,264.34

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Solution

The fourth proportional to 82,424.99, 123,636.12 and 26,264.34 is: 39,396.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,424.99 : 123,636.12 = 26,264.34 : x
  2. Step 2: Convert to fraction form
    82,424.99/123,636.12 = 26,264.34/x
  3. Step 3: Cross multiply
    82,424.99x = 123,636.12 × 26,264.34
  4. Step 4: Simplify right side
    82,424.99x = 3,247,221,091.96
  5. Step 5: Solve for x
    x = 3,247,221,091.96/82,424.99
  6. Step 6: Final answer
    x = 39,396.08

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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.