Home / 45,082.36-67,481.70-30,959.68

Finding the Fourth Proportional to 45,082.36, 67,481.70 and 30,959.68

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Solution

The fourth proportional to 45,082.36, 67,481.70 and 30,959.68 is: 46,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,082.36 : 67,481.70 = 30,959.68 : x
  2. Step 2: Convert to fraction form
    45,082.36/67,481.70 = 30,959.68/x
  3. Step 3: Cross multiply
    45,082.36x = 67,481.70 × 30,959.68
  4. Step 4: Simplify right side
    45,082.36x = 2,089,211,837.86
  5. Step 5: Solve for x
    x = 2,089,211,837.86/45,082.36
  6. Step 6: Final answer
    x = 46,342.11

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1.5x scale

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.