Home / 121,923.78-182,918.54-50,822.79

Finding the Fourth Proportional to 121,923.78, 182,918.54 and 50,822.79

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Solution

The fourth proportional to 121,923.78, 182,918.54 and 50,822.79 is: 76,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,923.78 : 182,918.54 = 50,822.79 : x
  2. Step 2: Convert to fraction form
    121,923.78/182,918.54 = 50,822.79/x
  3. Step 3: Cross multiply
    121,923.78x = 182,918.54 × 50,822.79
  4. Step 4: Simplify right side
    121,923.78x = 9,296,429,843.70
  5. Step 5: Solve for x
    x = 9,296,429,843.70/121,923.78
  6. Step 6: Final answer
    x = 76,247.88

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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.