Home / 89,052.85-122,891.44-48,216.64

Finding the Fourth Proportional to 89,052.85, 122,891.44 and 48,216.64

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Solution

The fourth proportional to 89,052.85, 122,891.44 and 48,216.64 is: 66,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,052.85 : 122,891.44 = 48,216.64 : x
  2. Step 2: Convert to fraction form
    89,052.85/122,891.44 = 48,216.64/x
  3. Step 3: Cross multiply
    89,052.85x = 122,891.44 × 48,216.64
  4. Step 4: Simplify right side
    89,052.85x = 5,925,412,239.22
  5. Step 5: Solve for x
    x = 5,925,412,239.22/89,052.85
  6. Step 6: Final answer
    x = 66,538.16

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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.