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Finding the Fourth Proportional to 265,145.36, 365,908.37 and 144,294.48

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Solution

The fourth proportional to 265,145.36, 365,908.37 and 144,294.48 is: 199,130.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,145.36 : 365,908.37 = 144,294.48 : x
  2. Step 2: Convert to fraction form
    265,145.36/365,908.37 = 144,294.48/x
  3. Step 3: Cross multiply
    265,145.36x = 365,908.37 × 144,294.48
  4. Step 4: Simplify right side
    265,145.36x = 52,798,557,255.33
  5. Step 5: Solve for x
    x = 52,798,557,255.33/265,145.36
  6. Step 6: Final answer
    x = 199,130.61

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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.