Home / 89,027.59-122,858.10-48,743.91

Finding the Fourth Proportional to 89,027.59, 122,858.10 and 48,743.91

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Solution

The fourth proportional to 89,027.59, 122,858.10 and 48,743.91 is: 67,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.59 : 122,858.10 = 48,743.91 : x
  2. Step 2: Convert to fraction form
    89,027.59/122,858.10 = 48,743.91/x
  3. Step 3: Cross multiply
    89,027.59x = 122,858.10 × 48,743.91
  4. Step 4: Simplify right side
    89,027.59x = 5,988,584,169.17
  5. Step 5: Solve for x
    x = 5,988,584,169.17/89,027.59
  6. Step 6: Final answer
    x = 67,266.61

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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.