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Finding the Fourth Proportional to 242,464.49, 334,611.37 and 135,034.52

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Solution

The fourth proportional to 242,464.49, 334,611.37 and 135,034.52 is: 186,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,464.49 : 334,611.37 = 135,034.52 : x
  2. Step 2: Convert to fraction form
    242,464.49/334,611.37 = 135,034.52/x
  3. Step 3: Cross multiply
    242,464.49x = 334,611.37 × 135,034.52
  4. Step 4: Simplify right side
    242,464.49x = 45,184,086,233.43
  5. Step 5: Solve for x
    x = 45,184,086,233.43/242,464.49
  6. Step 6: Final answer
    x = 186,353.42

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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.