Home / 242,787.14-334,958.39-140,756.43

Finding the Fourth Proportional to 242,787.14, 334,958.39 and 140,756.43

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Solution

The fourth proportional to 242,787.14, 334,958.39 and 140,756.43 is: 194,192.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,787.14 : 334,958.39 = 140,756.43 : x
  2. Step 2: Convert to fraction form
    242,787.14/334,958.39 = 140,756.43/x
  3. Step 3: Cross multiply
    242,787.14x = 334,958.39 × 140,756.43
  4. Step 4: Simplify right side
    242,787.14x = 47,147,548,255.10
  5. Step 5: Solve for x
    x = 47,147,548,255.10/242,787.14
  6. Step 6: Final answer
    x = 194,192.94

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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.