Home / 55,105.18-76,047.51-33,891.46

Finding the Fourth Proportional to 55,105.18, 76,047.51 and 33,891.46

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Solution

The fourth proportional to 55,105.18, 76,047.51 and 33,891.46 is: 46,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,105.18 : 76,047.51 = 33,891.46 : x
  2. Step 2: Convert to fraction form
    55,105.18/76,047.51 = 33,891.46/x
  3. Step 3: Cross multiply
    55,105.18x = 76,047.51 × 33,891.46
  4. Step 4: Simplify right side
    55,105.18x = 2,577,361,143.26
  5. Step 5: Solve for x
    x = 2,577,361,143.26/55,105.18
  6. Step 6: Final answer
    x = 46,771.67

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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.