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Finding the Fourth Proportional to 51,163.74, 76,762.68 and 22,696.76

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Solution

The fourth proportional to 51,163.74, 76,762.68 and 22,696.76 is: 34,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.74 : 76,762.68 = 22,696.76 : x
  2. Step 2: Convert to fraction form
    51,163.74/76,762.68 = 22,696.76/x
  3. Step 3: Cross multiply
    51,163.74x = 76,762.68 × 22,696.76
  4. Step 4: Simplify right side
    51,163.74x = 1,742,264,124.92
  5. Step 5: Solve for x
    x = 1,742,264,124.92/51,163.74
  6. Step 6: Final answer
    x = 34,052.71

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1.5x scale

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.