Home / 92,631.33-138,946.59-22,511.25

Finding the Fourth Proportional to 92,631.33, 138,946.59 and 22,511.25

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Solution

The fourth proportional to 92,631.33, 138,946.59 and 22,511.25 is: 33,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,631.33 : 138,946.59 = 22,511.25 : x
  2. Step 2: Convert to fraction form
    92,631.33/138,946.59 = 22,511.25/x
  3. Step 3: Cross multiply
    92,631.33x = 138,946.59 × 22,511.25
  4. Step 4: Simplify right side
    92,631.33x = 3,127,861,424.14
  5. Step 5: Solve for x
    x = 3,127,861,424.14/92,631.33
  6. Step 6: Final answer
    x = 33,766.78

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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.