Home / 54,542.36-81,764.30-37,910.22

Finding the Fourth Proportional to 54,542.36, 81,764.30 and 37,910.22

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Solution

The fourth proportional to 54,542.36, 81,764.30 and 37,910.22 is: 56,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,542.36 : 81,764.30 = 37,910.22 : x
  2. Step 2: Convert to fraction form
    54,542.36/81,764.30 = 37,910.22/x
  3. Step 3: Cross multiply
    54,542.36x = 81,764.30 × 37,910.22
  4. Step 4: Simplify right side
    54,542.36x = 3,099,702,411.59
  5. Step 5: Solve for x
    x = 3,099,702,411.59/54,542.36
  6. Step 6: Final answer
    x = 56,831.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.