Home / 202,028.98-278,510.19-158,933.56

Finding the Fourth Proportional to 202,028.98, 278,510.19 and 158,933.56

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Solution

The fourth proportional to 202,028.98, 278,510.19 and 158,933.56 is: 219,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,028.98 : 278,510.19 = 158,933.56 : x
  2. Step 2: Convert to fraction form
    202,028.98/278,510.19 = 158,933.56/x
  3. Step 3: Cross multiply
    202,028.98x = 278,510.19 × 158,933.56
  4. Step 4: Simplify right side
    202,028.98x = 44,264,615,296.70
  5. Step 5: Solve for x
    x = 44,264,615,296.70/202,028.98
  6. Step 6: Final answer
    x = 219,100.33

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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.