Home / 165,757.08-248,633.80-99,215.79

Finding the Fourth Proportional to 165,757.08, 248,633.80 and 99,215.79

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Solution

The fourth proportional to 165,757.08, 248,633.80 and 99,215.79 is: 148,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,757.08 : 248,633.80 = 99,215.79 : x
  2. Step 2: Convert to fraction form
    165,757.08/248,633.80 = 99,215.79/x
  3. Step 3: Cross multiply
    165,757.08x = 248,633.80 × 99,215.79
  4. Step 4: Simplify right side
    165,757.08x = 24,668,398,265.37
  5. Step 5: Solve for x
    x = 24,668,398,265.37/165,757.08
  6. Step 6: Final answer
    x = 148,822.59

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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.