Home / 215,824.58-323,725.32-66,064.94

Finding the Fourth Proportional to 215,824.58, 323,725.32 and 66,064.94

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Solution

The fourth proportional to 215,824.58, 323,725.32 and 66,064.94 is: 99,093.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,824.58 : 323,725.32 = 66,064.94 : x
  2. Step 2: Convert to fraction form
    215,824.58/323,725.32 = 66,064.94/x
  3. Step 3: Cross multiply
    215,824.58x = 323,725.32 × 66,064.94
  4. Step 4: Simplify right side
    215,824.58x = 21,386,893,842.28
  5. Step 5: Solve for x
    x = 21,386,893,842.28/215,824.58
  6. Step 6: Final answer
    x = 99,093.87

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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.