Home / 84,452.67-126,697.06-31,144.79

Finding the Fourth Proportional to 84,452.67, 126,697.06 and 31,144.79

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Solution

The fourth proportional to 84,452.67, 126,697.06 and 31,144.79 is: 46,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,452.67 : 126,697.06 = 31,144.79 : x
  2. Step 2: Convert to fraction form
    84,452.67/126,697.06 = 31,144.79/x
  3. Step 3: Cross multiply
    84,452.67x = 126,697.06 × 31,144.79
  4. Step 4: Simplify right side
    84,452.67x = 3,945,953,327.32
  5. Step 5: Solve for x
    x = 3,945,953,327.32/84,452.67
  6. Step 6: Final answer
    x = 46,723.84

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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.