Home / 82,395.90-123,593.85-38,009.52

Finding the Fourth Proportional to 82,395.90, 123,593.85 and 38,009.52

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Solution

The fourth proportional to 82,395.90, 123,593.85 and 38,009.52 is: 57,014.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,395.90 : 123,593.85 = 38,009.52 : x
  2. Step 2: Convert to fraction form
    82,395.90/123,593.85 = 38,009.52/x
  3. Step 3: Cross multiply
    82,395.90x = 123,593.85 × 38,009.52
  4. Step 4: Simplify right side
    82,395.90x = 4,697,742,105.44
  5. Step 5: Solve for x
    x = 4,697,742,105.44/82,395.90
  6. Step 6: Final answer
    x = 57,014.27

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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.