Home / 82,307.22-123,441.66-23,148.60

Finding the Fourth Proportional to 82,307.22, 123,441.66 and 23,148.60

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Solution

The fourth proportional to 82,307.22, 123,441.66 and 23,148.60 is: 34,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,307.22 : 123,441.66 = 23,148.60 : x
  2. Step 2: Convert to fraction form
    82,307.22/123,441.66 = 23,148.60/x
  3. Step 3: Cross multiply
    82,307.22x = 123,441.66 × 23,148.60
  4. Step 4: Simplify right side
    82,307.22x = 2,857,501,610.68
  5. Step 5: Solve for x
    x = 2,857,501,610.68/82,307.22
  6. Step 6: Final answer
    x = 34,717.51

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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.