Home / 135,876.43-202,899.64-110,965.89

Finding the Fourth Proportional to 135,876.43, 202,899.64 and 110,965.89

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Solution

The fourth proportional to 135,876.43, 202,899.64 and 110,965.89 is: 165,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,876.43 : 202,899.64 = 110,965.89 : x
  2. Step 2: Convert to fraction form
    135,876.43/202,899.64 = 110,965.89/x
  3. Step 3: Cross multiply
    135,876.43x = 202,899.64 × 110,965.89
  4. Step 4: Simplify right side
    135,876.43x = 22,514,938,855.86
  5. Step 5: Solve for x
    x = 22,514,938,855.86/135,876.43
  6. Step 6: Final answer
    x = 165,701.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.