Home / 89,086.56-122,940.86-48,804.14

Finding the Fourth Proportional to 89,086.56, 122,940.86 and 48,804.14

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Solution

The fourth proportional to 89,086.56, 122,940.86 and 48,804.14 is: 67,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,086.56 : 122,940.86 = 48,804.14 : x
  2. Step 2: Convert to fraction form
    89,086.56/122,940.86 = 48,804.14/x
  3. Step 3: Cross multiply
    89,086.56x = 122,940.86 × 48,804.14
  4. Step 4: Simplify right side
    89,086.56x = 6,000,022,084.44
  5. Step 5: Solve for x
    x = 6,000,022,084.44/89,086.56
  6. Step 6: Final answer
    x = 67,350.47

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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.