Home / 89,891.04-134,839.68-33,725.40

Finding the Fourth Proportional to 89,891.04, 134,839.68 and 33,725.40

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Solution

The fourth proportional to 89,891.04, 134,839.68 and 33,725.40 is: 50,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,891.04 : 134,839.68 = 33,725.40 : x
  2. Step 2: Convert to fraction form
    89,891.04/134,839.68 = 33,725.40/x
  3. Step 3: Cross multiply
    89,891.04x = 134,839.68 × 33,725.40
  4. Step 4: Simplify right side
    89,891.04x = 4,547,522,143.87
  5. Step 5: Solve for x
    x = 4,547,522,143.87/89,891.04
  6. Step 6: Final answer
    x = 50,589.27

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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.