Home / 60,301.44-83,143.68-56,976

Finding the Fourth Proportional to 60,301.44, 83,143.68 and 56,976

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Solution

The fourth proportional to 60,301.44, 83,143.68 and 56,976 is: 78,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,301.44 : 83,143.68 = 56,976 : x
  2. Step 2: Convert to fraction form
    60,301.44/83,143.68 = 56,976/x
  3. Step 3: Cross multiply
    60,301.44x = 83,143.68 × 56,976
  4. Step 4: Simplify right side
    60,301.44x = 4,737,194,311.68
  5. Step 5: Solve for x
    x = 4,737,194,311.68/60,301.44
  6. Step 6: Final answer
    x = 78,558.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.