Home / 89,077.30-122,926.44-48,791.08

Finding the Fourth Proportional to 89,077.30, 122,926.44 and 48,791.08

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Solution

The fourth proportional to 89,077.30, 122,926.44 and 48,791.08 is: 67,331.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,077.30 : 122,926.44 = 48,791.08 : x
  2. Step 2: Convert to fraction form
    89,077.30/122,926.44 = 48,791.08/x
  3. Step 3: Cross multiply
    89,077.30x = 122,926.44 × 48,791.08
  4. Step 4: Simplify right side
    89,077.30x = 5,997,713,768.16
  5. Step 5: Solve for x
    x = 5,997,713,768.16/89,077.30
  6. Step 6: Final answer
    x = 67,331.56

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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.