Home / 330,104.23-495,189.90-113,934.83

Finding the Fourth Proportional to 330,104.23, 495,189.90 and 113,934.83

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Solution

The fourth proportional to 330,104.23, 495,189.90 and 113,934.83 is: 170,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,104.23 : 495,189.90 = 113,934.83 : x
  2. Step 2: Convert to fraction form
    330,104.23/495,189.90 = 113,934.83/x
  3. Step 3: Cross multiply
    330,104.23x = 495,189.90 × 113,934.83
  4. Step 4: Simplify right side
    330,104.23x = 56,419,374,598.27
  5. Step 5: Solve for x
    x = 56,419,374,598.27/330,104.23
  6. Step 6: Final answer
    x = 170,913.82

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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.