Home / 89,077.08-122,926.40-48,791.52

Finding the Fourth Proportional to 89,077.08, 122,926.40 and 48,791.52

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Solution

The fourth proportional to 89,077.08, 122,926.40 and 48,791.52 is: 67,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,077.08 : 122,926.40 = 48,791.52 : x
  2. Step 2: Convert to fraction form
    89,077.08/122,926.40 = 48,791.52/x
  3. Step 3: Cross multiply
    89,077.08x = 122,926.40 × 48,791.52
  4. Step 4: Simplify right side
    89,077.08x = 5,997,765,289.50
  5. Step 5: Solve for x
    x = 5,997,765,289.50/89,077.08
  6. Step 6: Final answer
    x = 67,332.31

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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.