Home / 68,031.32-102,057.55-34,733.36

Finding the Fourth Proportional to 68,031.32, 102,057.55 and 34,733.36

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Solution

The fourth proportional to 68,031.32, 102,057.55 and 34,733.36 is: 52,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.32 : 102,057.55 = 34,733.36 : x
  2. Step 2: Convert to fraction form
    68,031.32/102,057.55 = 34,733.36/x
  3. Step 3: Cross multiply
    68,031.32x = 102,057.55 × 34,733.36
  4. Step 4: Simplify right side
    68,031.32x = 3,544,801,793.18
  5. Step 5: Solve for x
    x = 3,544,801,793.18/68,031.32
  6. Step 6: Final answer
    x = 52,105.44

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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.