Home / 82,395.48-123,593.19-29,792.67

Finding the Fourth Proportional to 82,395.48, 123,593.19 and 29,792.67

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Solution

The fourth proportional to 82,395.48, 123,593.19 and 29,792.67 is: 44,688.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,395.48 : 123,593.19 = 29,792.67 : x
  2. Step 2: Convert to fraction form
    82,395.48/123,593.19 = 29,792.67/x
  3. Step 3: Cross multiply
    82,395.48x = 123,593.19 × 29,792.67
  4. Step 4: Simplify right side
    82,395.48x = 3,682,171,123.92
  5. Step 5: Solve for x
    x = 3,682,171,123.92/82,395.48
  6. Step 6: Final answer
    x = 44,688.99

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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.