Home / 55,261.44-76,260.80-30,110.94

Finding the Fourth Proportional to 55,261.44, 76,260.80 and 30,110.94

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Solution

The fourth proportional to 55,261.44, 76,260.80 and 30,110.94 is: 41,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261.44 : 76,260.80 = 30,110.94 : x
  2. Step 2: Convert to fraction form
    55,261.44/76,260.80 = 30,110.94/x
  3. Step 3: Cross multiply
    55,261.44x = 76,260.80 × 30,110.94
  4. Step 4: Simplify right side
    55,261.44x = 2,296,284,373.15
  5. Step 5: Solve for x
    x = 2,296,284,373.15/55,261.44
  6. Step 6: Final answer
    x = 41,553.10

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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.