Home / 55,147.37-76,081.28-32,450.36

Finding the Fourth Proportional to 55,147.37, 76,081.28 and 32,450.36

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Solution

The fourth proportional to 55,147.37, 76,081.28 and 32,450.36 is: 44,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147.37 : 76,081.28 = 32,450.36 : x
  2. Step 2: Convert to fraction form
    55,147.37/76,081.28 = 32,450.36/x
  3. Step 3: Cross multiply
    55,147.37x = 76,081.28 × 32,450.36
  4. Step 4: Simplify right side
    55,147.37x = 2,468,864,382.60
  5. Step 5: Solve for x
    x = 2,468,864,382.60/55,147.37
  6. Step 6: Final answer
    x = 44,768.49

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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.