Home / 215,868.14-323,606.18-75,550.22

Finding the Fourth Proportional to 215,868.14, 323,606.18 and 75,550.22

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Solution

The fourth proportional to 215,868.14, 323,606.18 and 75,550.22 is: 113,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,868.14 : 323,606.18 = 75,550.22 : x
  2. Step 2: Convert to fraction form
    215,868.14/323,606.18 = 75,550.22/x
  3. Step 3: Cross multiply
    215,868.14x = 323,606.18 × 75,550.22
  4. Step 4: Simplify right side
    215,868.14x = 24,448,518,092.36
  5. Step 5: Solve for x
    x = 24,448,518,092.36/215,868.14
  6. Step 6: Final answer
    x = 113,256.72

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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.