Home / 209,704.24-314,691.68-76,573.35

Finding the Fourth Proportional to 209,704.24, 314,691.68 and 76,573.35

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Solution

The fourth proportional to 209,704.24, 314,691.68 and 76,573.35 is: 114,909.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,704.24 : 314,691.68 = 76,573.35 : x
  2. Step 2: Convert to fraction form
    209,704.24/314,691.68 = 76,573.35/x
  3. Step 3: Cross multiply
    209,704.24x = 314,691.68 × 76,573.35
  4. Step 4: Simplify right side
    209,704.24x = 24,096,996,346.16
  5. Step 5: Solve for x
    x = 24,096,996,346.16/209,704.24
  6. Step 6: Final answer
    x = 114,909.44

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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.