Home / 84,861.97-117,109.04-46,620.70

Finding the Fourth Proportional to 84,861.97, 117,109.04 and 46,620.70

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Solution

The fourth proportional to 84,861.97, 117,109.04 and 46,620.70 is: 64,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,861.97 : 117,109.04 = 46,620.70 : x
  2. Step 2: Convert to fraction form
    84,861.97/117,109.04 = 46,620.70/x
  3. Step 3: Cross multiply
    84,861.97x = 117,109.04 × 46,620.70
  4. Step 4: Simplify right side
    84,861.97x = 5,459,704,895.25
  5. Step 5: Solve for x
    x = 5,459,704,895.25/84,861.97
  6. Step 6: Final answer
    x = 64,336.29

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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.