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Finding the Fourth Proportional to 243,923.31, 365,674.68 and 94,268.61

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Solution

The fourth proportional to 243,923.31, 365,674.68 and 94,268.61 is: 141,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,923.31 : 365,674.68 = 94,268.61 : x
  2. Step 2: Convert to fraction form
    243,923.31/365,674.68 = 94,268.61/x
  3. Step 3: Cross multiply
    243,923.31x = 365,674.68 × 94,268.61
  4. Step 4: Simplify right side
    243,923.31x = 34,471,643,795.79
  5. Step 5: Solve for x
    x = 34,471,643,795.79/243,923.31
  6. Step 6: Final answer
    x = 141,321.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.