Home / 68,067.20-101,916.48-35,166.08

Finding the Fourth Proportional to 68,067.20, 101,916.48 and 35,166.08

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Solution

The fourth proportional to 68,067.20, 101,916.48 and 35,166.08 is: 52,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067.20 : 101,916.48 = 35,166.08 : x
  2. Step 2: Convert to fraction form
    68,067.20/101,916.48 = 35,166.08/x
  3. Step 3: Cross multiply
    68,067.20x = 101,916.48 × 35,166.08
  4. Step 4: Simplify right side
    68,067.20x = 3,584,003,089.00
  5. Step 5: Solve for x
    x = 3,584,003,089.00/68,067.20
  6. Step 6: Final answer
    x = 52,653.89

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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.