Home / 85,556.43-118,065.87-47,314.98

Finding the Fourth Proportional to 85,556.43, 118,065.87 and 47,314.98

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Solution

The fourth proportional to 85,556.43, 118,065.87 and 47,314.98 is: 65,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,556.43 : 118,065.87 = 47,314.98 : x
  2. Step 2: Convert to fraction form
    85,556.43/118,065.87 = 47,314.98/x
  3. Step 3: Cross multiply
    85,556.43x = 118,065.87 × 47,314.98
  4. Step 4: Simplify right side
    85,556.43x = 5,586,284,277.73
  5. Step 5: Solve for x
    x = 5,586,284,277.73/85,556.43
  6. Step 6: Final answer
    x = 65,293.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.