Home / 89,284.13-133,928.22-22,724

Finding the Fourth Proportional to 89,284.13, 133,928.22 and 22,724

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Solution

The fourth proportional to 89,284.13, 133,928.22 and 22,724 is: 34,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,284.13 : 133,928.22 = 22,724 : x
  2. Step 2: Convert to fraction form
    89,284.13/133,928.22 = 22,724/x
  3. Step 3: Cross multiply
    89,284.13x = 133,928.22 × 22,724
  4. Step 4: Simplify right side
    89,284.13x = 3,043,384,871.28
  5. Step 5: Solve for x
    x = 3,043,384,871.28/89,284.13
  6. Step 6: Final answer
    x = 34,086.52

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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.