Home / 133,273.63-183,917.17-72,844.24

Finding the Fourth Proportional to 133,273.63, 183,917.17 and 72,844.24

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Solution

The fourth proportional to 133,273.63, 183,917.17 and 72,844.24 is: 100,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,273.63 : 183,917.17 = 72,844.24 : x
  2. Step 2: Convert to fraction form
    133,273.63/183,917.17 = 72,844.24/x
  3. Step 3: Cross multiply
    133,273.63x = 183,917.17 × 72,844.24
  4. Step 4: Simplify right side
    133,273.63x = 13,397,306,107.38
  5. Step 5: Solve for x
    x = 13,397,306,107.38/133,273.63
  6. Step 6: Final answer
    x = 100,524.81

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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.