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Finding the Fourth Proportional to 265,601.88, 366,530.58 and 146,369.88

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Solution

The fourth proportional to 265,601.88, 366,530.58 and 146,369.88 is: 201,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,601.88 : 366,530.58 = 146,369.88 : x
  2. Step 2: Convert to fraction form
    265,601.88/366,530.58 = 146,369.88/x
  3. Step 3: Cross multiply
    265,601.88x = 366,530.58 × 146,369.88
  4. Step 4: Simplify right side
    265,601.88x = 53,649,037,010.93
  5. Step 5: Solve for x
    x = 53,649,037,010.93/265,601.88
  6. Step 6: Final answer
    x = 201,990.43

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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.