Home / 55,115.56-76,071.94-33,612.55

Finding the Fourth Proportional to 55,115.56, 76,071.94 and 33,612.55

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Solution

The fourth proportional to 55,115.56, 76,071.94 and 33,612.55 is: 46,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,115.56 : 76,071.94 = 33,612.55 : x
  2. Step 2: Convert to fraction form
    55,115.56/76,071.94 = 33,612.55/x
  3. Step 3: Cross multiply
    55,115.56x = 76,071.94 × 33,612.55
  4. Step 4: Simplify right side
    55,115.56x = 2,556,972,229.61
  5. Step 5: Solve for x
    x = 2,556,972,229.61/55,115.56
  6. Step 6: Final answer
    x = 46,392.93

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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.