Home / 104,478-156,716.66-37,918.04

Finding the Fourth Proportional to 104,478, 156,716.66 and 37,918.04

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Solution

The fourth proportional to 104,478, 156,716.66 and 37,918.04 is: 56,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,478 : 156,716.66 = 37,918.04 : x
  2. Step 2: Convert to fraction form
    104,478/156,716.66 = 37,918.04/x
  3. Step 3: Cross multiply
    104,478x = 156,716.66 × 37,918.04
  4. Step 4: Simplify right side
    104,478x = 5,942,388,582.55
  5. Step 5: Solve for x
    x = 5,942,388,582.55/104,478
  6. Step 6: Final answer
    x = 56,876.94

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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.