Home / 51,143.43-76,715.00-23,030.57

Finding the Fourth Proportional to 51,143.43, 76,715.00 and 23,030.57

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Solution

The fourth proportional to 51,143.43, 76,715.00 and 23,030.57 is: 34,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,143.43 : 76,715.00 = 23,030.57 : x
  2. Step 2: Convert to fraction form
    51,143.43/76,715.00 = 23,030.57/x
  3. Step 3: Cross multiply
    51,143.43x = 76,715.00 × 23,030.57
  4. Step 4: Simplify right side
    51,143.43x = 1,766,790,340.55
  5. Step 5: Solve for x
    x = 1,766,790,340.55/51,143.43
  6. Step 6: Final answer
    x = 34,545.79

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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.