Home / 55,232.05-76,220.22-30,081.55

Finding the Fourth Proportional to 55,232.05, 76,220.22 and 30,081.55

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Solution

The fourth proportional to 55,232.05, 76,220.22 and 30,081.55 is: 41,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,232.05 : 76,220.22 = 30,081.55 : x
  2. Step 2: Convert to fraction form
    55,232.05/76,220.22 = 30,081.55/x
  3. Step 3: Cross multiply
    55,232.05x = 76,220.22 × 30,081.55
  4. Step 4: Simplify right side
    55,232.05x = 2,292,822,358.94
  5. Step 5: Solve for x
    x = 2,292,822,358.94/55,232.05
  6. Step 6: Final answer
    x = 41,512.53

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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.