Home / 165,932.16-248,798.16-66,107.76

Finding the Fourth Proportional to 165,932.16, 248,798.16 and 66,107.76

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Solution

The fourth proportional to 165,932.16, 248,798.16 and 66,107.76 is: 99,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,932.16 : 248,798.16 = 66,107.76 : x
  2. Step 2: Convert to fraction form
    165,932.16/248,798.16 = 66,107.76/x
  3. Step 3: Cross multiply
    165,932.16x = 248,798.16 × 66,107.76
  4. Step 4: Simplify right side
    165,932.16x = 16,447,489,049.72
  5. Step 5: Solve for x
    x = 16,447,489,049.72/165,932.16
  6. Step 6: Final answer
    x = 99,121.77

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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.