Home / 73,082.03-100,851.21-40,815.77

Finding the Fourth Proportional to 73,082.03, 100,851.21 and 40,815.77

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Solution

The fourth proportional to 73,082.03, 100,851.21 and 40,815.77 is: 56,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,082.03 : 100,851.21 = 40,815.77 : x
  2. Step 2: Convert to fraction form
    73,082.03/100,851.21 = 40,815.77/x
  3. Step 3: Cross multiply
    73,082.03x = 100,851.21 × 40,815.77
  4. Step 4: Simplify right side
    73,082.03x = 4,116,319,287.33
  5. Step 5: Solve for x
    x = 4,116,319,287.33/73,082.03
  6. Step 6: Final answer
    x = 56,324.65

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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.