Home / 89,530.25-134,296.91-30,367.44

Finding the Fourth Proportional to 89,530.25, 134,296.91 and 30,367.44

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Solution

The fourth proportional to 89,530.25, 134,296.91 and 30,367.44 is: 45,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,530.25 : 134,296.91 = 30,367.44 : x
  2. Step 2: Convert to fraction form
    89,530.25/134,296.91 = 30,367.44/x
  3. Step 3: Cross multiply
    89,530.25x = 134,296.91 × 30,367.44
  4. Step 4: Simplify right side
    89,530.25x = 4,078,253,432.53
  5. Step 5: Solve for x
    x = 4,078,253,432.53/89,530.25
  6. Step 6: Final answer
    x = 45,551.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.