Home / 168,338.35-252,390.88-63,129.07

Finding the Fourth Proportional to 168,338.35, 252,390.88 and 63,129.07

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Solution

The fourth proportional to 168,338.35, 252,390.88 and 63,129.07 is: 94,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,338.35 : 252,390.88 = 63,129.07 : x
  2. Step 2: Convert to fraction form
    168,338.35/252,390.88 = 63,129.07/x
  3. Step 3: Cross multiply
    168,338.35x = 252,390.88 × 63,129.07
  4. Step 4: Simplify right side
    168,338.35x = 15,933,201,530.88
  5. Step 5: Solve for x
    x = 15,933,201,530.88/168,338.35
  6. Step 6: Final answer
    x = 94,649.86

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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.