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Finding the Fourth Proportional to 84,604.82, 116,766.88 and 48,787.70

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Solution

The fourth proportional to 84,604.82, 116,766.88 and 48,787.70 is: 67,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,604.82 : 116,766.88 = 48,787.70 : x
  2. Step 2: Convert to fraction form
    84,604.82/116,766.88 = 48,787.70/x
  3. Step 3: Cross multiply
    84,604.82x = 116,766.88 × 48,787.70
  4. Step 4: Simplify right side
    84,604.82x = 5,696,787,511.38
  5. Step 5: Solve for x
    x = 5,696,787,511.38/84,604.82
  6. Step 6: Final answer
    x = 67,334.08

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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.