Home / 76,922.68-106,163.76-45,104.26

Finding the Fourth Proportional to 76,922.68, 106,163.76 and 45,104.26

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Solution

The fourth proportional to 76,922.68, 106,163.76 and 45,104.26 is: 62,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,922.68 : 106,163.76 = 45,104.26 : x
  2. Step 2: Convert to fraction form
    76,922.68/106,163.76 = 45,104.26/x
  3. Step 3: Cross multiply
    76,922.68x = 106,163.76 × 45,104.26
  4. Step 4: Simplify right side
    76,922.68x = 4,788,437,833.62
  5. Step 5: Solve for x
    x = 4,788,437,833.62/76,922.68
  6. Step 6: Final answer
    x = 62,250.01

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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.