Home / 104,454.96-156,657.32-73,145.22

Finding the Fourth Proportional to 104,454.96, 156,657.32 and 73,145.22

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Solution

The fourth proportional to 104,454.96, 156,657.32 and 73,145.22 is: 109,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,454.96 : 156,657.32 = 73,145.22 : x
  2. Step 2: Convert to fraction form
    104,454.96/156,657.32 = 73,145.22/x
  3. Step 3: Cross multiply
    104,454.96x = 156,657.32 × 73,145.22
  4. Step 4: Simplify right side
    104,454.96x = 11,458,734,136.01
  5. Step 5: Solve for x
    x = 11,458,734,136.01/104,454.96
  6. Step 6: Final answer
    x = 109,700.24

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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.