Home / 90,324.72-135,502.29-33,401.97

Finding the Fourth Proportional to 90,324.72, 135,502.29 and 33,401.97

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Solution

The fourth proportional to 90,324.72, 135,502.29 and 33,401.97 is: 50,108.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,324.72 : 135,502.29 = 33,401.97 : x
  2. Step 2: Convert to fraction form
    90,324.72/135,502.29 = 33,401.97/x
  3. Step 3: Cross multiply
    90,324.72x = 135,502.29 × 33,401.97
  4. Step 4: Simplify right side
    90,324.72x = 4,526,043,425.51
  5. Step 5: Solve for x
    x = 4,526,043,425.51/90,324.72
  6. Step 6: Final answer
    x = 50,108.58

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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.