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Finding the Fourth Proportional to 265,597.89, 366,514.43 and 144,736.60

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Solution

The fourth proportional to 265,597.89, 366,514.43 and 144,736.60 is: 199,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,597.89 : 366,514.43 = 144,736.60 : x
  2. Step 2: Convert to fraction form
    265,597.89/366,514.43 = 144,736.60/x
  3. Step 3: Cross multiply
    265,597.89x = 366,514.43 × 144,736.60
  4. Step 4: Simplify right side
    265,597.89x = 53,048,052,449.14
  5. Step 5: Solve for x
    x = 53,048,052,449.14/265,597.89
  6. Step 6: Final answer
    x = 199,730.70

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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.