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Finding the Fourth Proportional to 265,231.90, 366,029.72 and 144,367.35

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Solution

The fourth proportional to 265,231.90, 366,029.72 and 144,367.35 is: 199,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,231.90 : 366,029.72 = 144,367.35 : x
  2. Step 2: Convert to fraction form
    265,231.90/366,029.72 = 144,367.35/x
  3. Step 3: Cross multiply
    265,231.90x = 366,029.72 × 144,367.35
  4. Step 4: Simplify right side
    265,231.90x = 52,842,738,145.66
  5. Step 5: Solve for x
    x = 52,842,738,145.66/265,231.90
  6. Step 6: Final answer
    x = 199,232.21

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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.