Home / 122,768.12-183,067.99-107,836.38

Finding the Fourth Proportional to 122,768.12, 183,067.99 and 107,836.38

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Solution

The fourth proportional to 122,768.12, 183,067.99 and 107,836.38 is: 160,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,768.12 : 183,067.99 = 107,836.38 : x
  2. Step 2: Convert to fraction form
    122,768.12/183,067.99 = 107,836.38/x
  3. Step 3: Cross multiply
    122,768.12x = 183,067.99 × 107,836.38
  4. Step 4: Simplify right side
    122,768.12x = 19,741,389,065.89
  5. Step 5: Solve for x
    x = 19,741,389,065.89/122,768.12
  6. Step 6: Final answer
    x = 160,802.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.