Home / 84,914.59-117,172.83-49,099.18

Finding the Fourth Proportional to 84,914.59, 117,172.83 and 49,099.18

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Solution

The fourth proportional to 84,914.59, 117,172.83 and 49,099.18 is: 67,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,914.59 : 117,172.83 = 49,099.18 : x
  2. Step 2: Convert to fraction form
    84,914.59/117,172.83 = 49,099.18/x
  3. Step 3: Cross multiply
    84,914.59x = 117,172.83 × 49,099.18
  4. Step 4: Simplify right side
    84,914.59x = 5,753,089,871.28
  5. Step 5: Solve for x
    x = 5,753,089,871.28/84,914.59
  6. Step 6: Final answer
    x = 67,751.49

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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.