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Finding the Fourth Proportional to 165,855.78, 248,606.28 and 94,624.92

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Solution

The fourth proportional to 165,855.78, 248,606.28 and 94,624.92 is: 141,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,855.78 : 248,606.28 = 94,624.92 : x
  2. Step 2: Convert to fraction form
    165,855.78/248,606.28 = 94,624.92/x
  3. Step 3: Cross multiply
    165,855.78x = 248,606.28 × 94,624.92
  4. Step 4: Simplify right side
    165,855.78x = 23,524,349,356.50
  5. Step 5: Solve for x
    x = 23,524,349,356.50/165,855.78
  6. Step 6: Final answer
    x = 141,836.17

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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.