Home / 146,440.96-202,087.68-79,371.52

Finding the Fourth Proportional to 146,440.96, 202,087.68 and 79,371.52

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Solution

The fourth proportional to 146,440.96, 202,087.68 and 79,371.52 is: 109,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,440.96 : 202,087.68 = 79,371.52 : x
  2. Step 2: Convert to fraction form
    146,440.96/202,087.68 = 79,371.52/x
  3. Step 3: Cross multiply
    146,440.96x = 202,087.68 × 79,371.52
  4. Step 4: Simplify right side
    146,440.96x = 16,040,006,334.87
  5. Step 5: Solve for x
    x = 16,040,006,334.87/146,440.96
  6. Step 6: Final answer
    x = 109,532.24

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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.