Home / 366,003.09-549,048.92-129,297.33

Finding the Fourth Proportional to 366,003.09, 549,048.92 and 129,297.33

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Solution

The fourth proportional to 366,003.09, 549,048.92 and 129,297.33 is: 193,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,003.09 : 549,048.92 = 129,297.33 : x
  2. Step 2: Convert to fraction form
    366,003.09/549,048.92 = 129,297.33/x
  3. Step 3: Cross multiply
    366,003.09x = 549,048.92 × 129,297.33
  4. Step 4: Simplify right side
    366,003.09x = 70,990,558,748.90
  5. Step 5: Solve for x
    x = 70,990,558,748.90/366,003.09
  6. Step 6: Final answer
    x = 193,961.64

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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.