Home / 89,882.73-134,613.99-71,036.26

Finding the Fourth Proportional to 89,882.73, 134,613.99 and 71,036.26

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Solution

The fourth proportional to 89,882.73, 134,613.99 and 71,036.26 is: 106,388.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,882.73 : 134,613.99 = 71,036.26 : x
  2. Step 2: Convert to fraction form
    89,882.73/134,613.99 = 71,036.26/x
  3. Step 3: Cross multiply
    89,882.73x = 134,613.99 × 71,036.26
  4. Step 4: Simplify right side
    89,882.73x = 9,562,474,056.74
  5. Step 5: Solve for x
    x = 9,562,474,056.74/89,882.73
  6. Step 6: Final answer
    x = 106,388.34

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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.