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Finding the Fourth Proportional to 84,494.58, 116,592.24 and 67,310.70

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Solution

The fourth proportional to 84,494.58, 116,592.24 and 67,310.70 is: 92,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,494.58 : 116,592.24 = 67,310.70 : x
  2. Step 2: Convert to fraction form
    84,494.58/116,592.24 = 67,310.70/x
  3. Step 3: Cross multiply
    84,494.58x = 116,592.24 × 67,310.70
  4. Step 4: Simplify right side
    84,494.58x = 7,847,905,288.97
  5. Step 5: Solve for x
    x = 7,847,905,288.97/84,494.58
  6. Step 6: Final answer
    x = 92,880.58

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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.