Home / 104,140.43-156,178.35-37,571.91

Finding the Fourth Proportional to 104,140.43, 156,178.35 and 37,571.91

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Solution

The fourth proportional to 104,140.43, 156,178.35 and 37,571.91 is: 56,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,140.43 : 156,178.35 = 37,571.91 : x
  2. Step 2: Convert to fraction form
    104,140.43/156,178.35 = 37,571.91/x
  3. Step 3: Cross multiply
    104,140.43x = 156,178.35 × 37,571.91
  4. Step 4: Simplify right side
    104,140.43x = 5,867,918,910.15
  5. Step 5: Solve for x
    x = 5,867,918,910.15/104,140.43
  6. Step 6: Final answer
    x = 56,346.21

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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.