Home / 165,926.16-248,789.16-66,101.76

Finding the Fourth Proportional to 165,926.16, 248,789.16 and 66,101.76

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Solution

The fourth proportional to 165,926.16, 248,789.16 and 66,101.76 is: 99,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,926.16 : 248,789.16 = 66,101.76 : x
  2. Step 2: Convert to fraction form
    165,926.16/248,789.16 = 66,101.76/x
  3. Step 3: Cross multiply
    165,926.16x = 248,789.16 × 66,101.76
  4. Step 4: Simplify right side
    165,926.16x = 16,445,401,344.92
  5. Step 5: Solve for x
    x = 16,445,401,344.92/165,926.16
  6. Step 6: Final answer
    x = 99,112.77

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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.