Home / 150,301.64-207,414.32-85,769.22

Finding the Fourth Proportional to 150,301.64, 207,414.32 and 85,769.22

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Solution

The fourth proportional to 150,301.64, 207,414.32 and 85,769.22 is: 118,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,301.64 : 207,414.32 = 85,769.22 : x
  2. Step 2: Convert to fraction form
    150,301.64/207,414.32 = 85,769.22/x
  3. Step 3: Cross multiply
    150,301.64x = 207,414.32 × 85,769.22
  4. Step 4: Simplify right side
    150,301.64x = 17,789,764,443.23
  5. Step 5: Solve for x
    x = 17,789,764,443.23/150,301.64
  6. Step 6: Final answer
    x = 118,360.41

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1.5x scale

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.