Home / 168,467.04-252,739.44-89,657.28

Finding the Fourth Proportional to 168,467.04, 252,739.44 and 89,657.28

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Solution

The fourth proportional to 168,467.04, 252,739.44 and 89,657.28 is: 134,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,467.04 : 252,739.44 = 89,657.28 : x
  2. Step 2: Convert to fraction form
    168,467.04/252,739.44 = 89,657.28/x
  3. Step 3: Cross multiply
    168,467.04x = 252,739.44 × 89,657.28
  4. Step 4: Simplify right side
    168,467.04x = 22,659,930,739.12
  5. Step 5: Solve for x
    x = 22,659,930,739.12/168,467.04
  6. Step 6: Final answer
    x = 134,506.61

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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.