Home / 165,513.25-227,691.53-145,002.93

Finding the Fourth Proportional to 165,513.25, 227,691.53 and 145,002.93

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Solution

The fourth proportional to 165,513.25, 227,691.53 and 145,002.93 is: 199,476.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,513.25 : 227,691.53 = 145,002.93 : x
  2. Step 2: Convert to fraction form
    165,513.25/227,691.53 = 145,002.93/x
  3. Step 3: Cross multiply
    165,513.25x = 227,691.53 × 145,002.93
  4. Step 4: Simplify right side
    165,513.25x = 33,015,940,280.05
  5. Step 5: Solve for x
    x = 33,015,940,280.05/165,513.25
  6. Step 6: Final answer
    x = 199,476.12

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1.5x scale

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.