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Finding the Fourth Proportional to 82,628.70, 114,028.32 and 44,902.95

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Solution

The fourth proportional to 82,628.70, 114,028.32 and 44,902.95 is: 61,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,628.70 : 114,028.32 = 44,902.95 : x
  2. Step 2: Convert to fraction form
    82,628.70/114,028.32 = 44,902.95/x
  3. Step 3: Cross multiply
    82,628.70x = 114,028.32 × 44,902.95
  4. Step 4: Simplify right side
    82,628.70x = 5,120,207,951.54
  5. Step 5: Solve for x
    x = 5,120,207,951.54/82,628.70
  6. Step 6: Final answer
    x = 61,966.46

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1.5x scale

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.