Home / 112,993.14-169,222.41-98,121.27

Finding the Fourth Proportional to 112,993.14, 169,222.41 and 98,121.27

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Solution

The fourth proportional to 112,993.14, 169,222.41 and 98,121.27 is: 146,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993.14 : 169,222.41 = 98,121.27 : x
  2. Step 2: Convert to fraction form
    112,993.14/169,222.41 = 98,121.27/x
  3. Step 3: Cross multiply
    112,993.14x = 169,222.41 × 98,121.27
  4. Step 4: Simplify right side
    112,993.14x = 16,604,317,781.66
  5. Step 5: Solve for x
    x = 16,604,317,781.66/112,993.14
  6. Step 6: Final answer
    x = 146,949.79

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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.