Home / 54,188.35-81,297.13-22,587.91

Finding the Fourth Proportional to 54,188.35, 81,297.13 and 22,587.91

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Solution

The fourth proportional to 54,188.35, 81,297.13 and 22,587.91 is: 33,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,188.35 : 81,297.13 = 22,587.91 : x
  2. Step 2: Convert to fraction form
    54,188.35/81,297.13 = 22,587.91/x
  3. Step 3: Cross multiply
    54,188.35x = 81,297.13 × 22,587.91
  4. Step 4: Simplify right side
    54,188.35x = 1,836,331,820.98
  5. Step 5: Solve for x
    x = 1,836,331,820.98/54,188.35
  6. Step 6: Final answer
    x = 33,887.95

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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.