Home / 55,250.78-76,274.97-43,125.26

Finding the Fourth Proportional to 55,250.78, 76,274.97 and 43,125.26

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Solution

The fourth proportional to 55,250.78, 76,274.97 and 43,125.26 is: 59,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,250.78 : 76,274.97 = 43,125.26 : x
  2. Step 2: Convert to fraction form
    55,250.78/76,274.97 = 43,125.26/x
  3. Step 3: Cross multiply
    55,250.78x = 76,274.97 × 43,125.26
  4. Step 4: Simplify right side
    55,250.78x = 3,289,377,912.74
  5. Step 5: Solve for x
    x = 3,289,377,912.74/55,250.78
  6. Step 6: Final answer
    x = 59,535.41

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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.