Home / 165,768.81-248,651.37-99,227.52

Finding the Fourth Proportional to 165,768.81, 248,651.37 and 99,227.52

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Solution

The fourth proportional to 165,768.81, 248,651.37 and 99,227.52 is: 148,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,768.81 : 248,651.37 = 99,227.52 : x
  2. Step 2: Convert to fraction form
    165,768.81/248,651.37 = 99,227.52/x
  3. Step 3: Cross multiply
    165,768.81x = 248,651.37 × 99,227.52
  4. Step 4: Simplify right side
    165,768.81x = 24,673,058,789.70
  5. Step 5: Solve for x
    x = 24,673,058,789.70/165,768.81
  6. Step 6: Final answer
    x = 148,840.18

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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.