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Finding the Fourth Proportional to 264,474.11, 364,972.95 and 143,614.32

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Solution

The fourth proportional to 264,474.11, 364,972.95 and 143,614.32 is: 198,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,474.11 : 364,972.95 = 143,614.32 : x
  2. Step 2: Convert to fraction form
    264,474.11/364,972.95 = 143,614.32/x
  3. Step 3: Cross multiply
    264,474.11x = 364,972.95 × 143,614.32
  4. Step 4: Simplify right side
    264,474.11x = 52,415,342,032.64
  5. Step 5: Solve for x
    x = 52,415,342,032.64/264,474.11
  6. Step 6: Final answer
    x = 198,187.04

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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.