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Finding the Fourth Proportional to 76,162.73, 114,263.80 and 44,599.46

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Solution

The fourth proportional to 76,162.73, 114,263.80 and 44,599.46 is: 66,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,162.73 : 114,263.80 = 44,599.46 : x
  2. Step 2: Convert to fraction form
    76,162.73/114,263.80 = 44,599.46/x
  3. Step 3: Cross multiply
    76,162.73x = 114,263.80 × 44,599.46
  4. Step 4: Simplify right side
    76,162.73x = 5,096,103,094.73
  5. Step 5: Solve for x
    x = 5,096,103,094.73/76,162.73
  6. Step 6: Final answer
    x = 66,910.72

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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.