Home / 82,431.36-113,755.92-44,705.60

Finding the Fourth Proportional to 82,431.36, 113,755.92 and 44,705.60

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Solution

The fourth proportional to 82,431.36, 113,755.92 and 44,705.60 is: 61,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,431.36 : 113,755.92 = 44,705.60 : x
  2. Step 2: Convert to fraction form
    82,431.36/113,755.92 = 44,705.60/x
  3. Step 3: Cross multiply
    82,431.36x = 113,755.92 × 44,705.60
  4. Step 4: Simplify right side
    82,431.36x = 5,085,526,657.15
  5. Step 5: Solve for x
    x = 5,085,526,657.15/82,431.36
  6. Step 6: Final answer
    x = 61,694.08

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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.