Home / 146,469.25-202,127.57-79,401.25

Finding the Fourth Proportional to 146,469.25, 202,127.57 and 79,401.25

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Solution

The fourth proportional to 146,469.25, 202,127.57 and 79,401.25 is: 109,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,469.25 : 202,127.57 = 79,401.25 : x
  2. Step 2: Convert to fraction form
    146,469.25/202,127.57 = 79,401.25/x
  3. Step 3: Cross multiply
    146,469.25x = 202,127.57 × 79,401.25
  4. Step 4: Simplify right side
    146,469.25x = 16,049,181,717.46
  5. Step 5: Solve for x
    x = 16,049,181,717.46/146,469.25
  6. Step 6: Final answer
    x = 109,573.73

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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.