Home / 64,170.26-88,553.49-35,878.58

Finding the Fourth Proportional to 64,170.26, 88,553.49 and 35,878.58

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Solution

The fourth proportional to 64,170.26, 88,553.49 and 35,878.58 is: 49,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,170.26 : 88,553.49 = 35,878.58 : x
  2. Step 2: Convert to fraction form
    64,170.26/88,553.49 = 35,878.58/x
  3. Step 3: Cross multiply
    64,170.26x = 88,553.49 × 35,878.58
  4. Step 4: Simplify right side
    64,170.26x = 3,177,173,475.24
  5. Step 5: Solve for x
    x = 3,177,173,475.24/64,170.26
  6. Step 6: Final answer
    x = 49,511.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.