Home / 165,129.48-227,936.82-98,061

Finding the Fourth Proportional to 165,129.48, 227,936.82 and 98,061

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Solution

The fourth proportional to 165,129.48, 227,936.82 and 98,061 is: 135,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,129.48 : 227,936.82 = 98,061 : x
  2. Step 2: Convert to fraction form
    165,129.48/227,936.82 = 98,061/x
  3. Step 3: Cross multiply
    165,129.48x = 227,936.82 × 98,061
  4. Step 4: Simplify right side
    165,129.48x = 22,351,712,506.02
  5. Step 5: Solve for x
    x = 22,351,712,506.02/165,129.48
  6. Step 6: Final answer
    x = 135,358.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.