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Finding the Fourth Proportional to 62,081.46, 92,942.58 and 55,671.72

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Solution

The fourth proportional to 62,081.46, 92,942.58 and 55,671.72 is: 83,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,081.46 : 92,942.58 = 55,671.72 : x
  2. Step 2: Convert to fraction form
    62,081.46/92,942.58 = 55,671.72/x
  3. Step 3: Cross multiply
    62,081.46x = 92,942.58 × 55,671.72
  4. Step 4: Simplify right side
    62,081.46x = 5,174,273,289.84
  5. Step 5: Solve for x
    x = 5,174,273,289.84/62,081.46
  6. Step 6: Final answer
    x = 83,346.51

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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.