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Finding the Fourth Proportional to 82,660.40, 114,072.48 and 44,935.46

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Solution

The fourth proportional to 82,660.40, 114,072.48 and 44,935.46 is: 62,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,660.40 : 114,072.48 = 44,935.46 : x
  2. Step 2: Convert to fraction form
    82,660.40/114,072.48 = 44,935.46/x
  3. Step 3: Cross multiply
    82,660.40x = 114,072.48 × 44,935.46
  4. Step 4: Simplify right side
    82,660.40x = 5,125,898,791.78
  5. Step 5: Solve for x
    x = 5,125,898,791.78/82,660.40
  6. Step 6: Final answer
    x = 62,011.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.