Home / 90,927.54-136,391.33-27,748

Finding the Fourth Proportional to 90,927.54, 136,391.33 and 27,748

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Solution

The fourth proportional to 90,927.54, 136,391.33 and 27,748 is: 41,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,927.54 : 136,391.33 = 27,748 : x
  2. Step 2: Convert to fraction form
    90,927.54/136,391.33 = 27,748/x
  3. Step 3: Cross multiply
    90,927.54x = 136,391.33 × 27,748
  4. Step 4: Simplify right side
    90,927.54x = 3,784,586,624.84
  5. Step 5: Solve for x
    x = 3,784,586,624.84/90,927.54
  6. Step 6: Final answer
    x = 41,622.01

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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.