Home / 146,944.80-202,785.84-79,878.24

Finding the Fourth Proportional to 146,944.80, 202,785.84 and 79,878.24

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Solution

The fourth proportional to 146,944.80, 202,785.84 and 79,878.24 is: 110,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,944.80 : 202,785.84 = 79,878.24 : x
  2. Step 2: Convert to fraction form
    146,944.80/202,785.84 = 79,878.24/x
  3. Step 3: Cross multiply
    146,944.80x = 202,785.84 × 79,878.24
  4. Step 4: Simplify right side
    146,944.80x = 16,198,175,996.12
  5. Step 5: Solve for x
    x = 16,198,175,996.12/146,944.80
  6. Step 6: Final answer
    x = 110,233.07

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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.