Home / 84,790.60-117,016.56-48,982.12

Finding the Fourth Proportional to 84,790.60, 117,016.56 and 48,982.12

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Solution

The fourth proportional to 84,790.60, 117,016.56 and 48,982.12 is: 67,598.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,790.60 : 117,016.56 = 48,982.12 : x
  2. Step 2: Convert to fraction form
    84,790.60/117,016.56 = 48,982.12/x
  3. Step 3: Cross multiply
    84,790.60x = 117,016.56 × 48,982.12
  4. Step 4: Simplify right side
    84,790.60x = 5,731,719,183.91
  5. Step 5: Solve for x
    x = 5,731,719,183.91/84,790.60
  6. Step 6: Final answer
    x = 67,598.52

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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.