Home / 215,927.45-323,881.82-73,785.41

Finding the Fourth Proportional to 215,927.45, 323,881.82 and 73,785.41

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Solution

The fourth proportional to 215,927.45, 323,881.82 and 73,785.41 is: 110,674.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,927.45 : 323,881.82 = 73,785.41 : x
  2. Step 2: Convert to fraction form
    215,927.45/323,881.82 = 73,785.41/x
  3. Step 3: Cross multiply
    215,927.45x = 323,881.82 × 73,785.41
  4. Step 4: Simplify right side
    215,927.45x = 23,897,752,880.25
  5. Step 5: Solve for x
    x = 23,897,752,880.25/215,927.45
  6. Step 6: Final answer
    x = 110,674.92

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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.