Home / 314,195.22-471,221.82-89,550.81

Finding the Fourth Proportional to 314,195.22, 471,221.82 and 89,550.81

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Solution

The fourth proportional to 314,195.22, 471,221.82 and 89,550.81 is: 134,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,195.22 : 471,221.82 = 89,550.81 : x
  2. Step 2: Convert to fraction form
    314,195.22/471,221.82 = 89,550.81/x
  3. Step 3: Cross multiply
    314,195.22x = 471,221.82 × 89,550.81
  4. Step 4: Simplify right side
    314,195.22x = 42,198,295,670.67
  5. Step 5: Solve for x
    x = 42,198,295,670.67/314,195.22
  6. Step 6: Final answer
    x = 134,305.98

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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.