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Finding the Fourth Proportional to 104,453.96, 156,655.82 and 73,144.22

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Solution

The fourth proportional to 104,453.96, 156,655.82 and 73,144.22 is: 109,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,453.96 : 156,655.82 = 73,144.22 : x
  2. Step 2: Convert to fraction form
    104,453.96/156,655.82 = 73,144.22/x
  3. Step 3: Cross multiply
    104,453.96x = 156,655.82 × 73,144.22
  4. Step 4: Simplify right side
    104,453.96x = 11,458,467,161.94
  5. Step 5: Solve for x
    x = 11,458,467,161.94/104,453.96
  6. Step 6: Final answer
    x = 109,698.74

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1.5x scale

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.