Home / 81,593.34-122,152.29-60,626.31

Finding the Fourth Proportional to 81,593.34, 122,152.29 and 60,626.31

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Solution

The fourth proportional to 81,593.34, 122,152.29 and 60,626.31 is: 90,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,593.34 : 122,152.29 = 60,626.31 : x
  2. Step 2: Convert to fraction form
    81,593.34/122,152.29 = 60,626.31/x
  3. Step 3: Cross multiply
    81,593.34x = 122,152.29 × 60,626.31
  4. Step 4: Simplify right side
    81,593.34x = 7,405,642,297.62
  5. Step 5: Solve for x
    x = 7,405,642,297.62/81,593.34
  6. Step 6: Final answer
    x = 90,762.83

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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.