Home / 208,844.20-313,266.30-51,070.60

Finding the Fourth Proportional to 208,844.20, 313,266.30 and 51,070.60

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Solution

The fourth proportional to 208,844.20, 313,266.30 and 51,070.60 is: 76,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,844.20 : 313,266.30 = 51,070.60 : x
  2. Step 2: Convert to fraction form
    208,844.20/313,266.30 = 51,070.60/x
  3. Step 3: Cross multiply
    208,844.20x = 313,266.30 × 51,070.60
  4. Step 4: Simplify right side
    208,844.20x = 15,998,697,900.78
  5. Step 5: Solve for x
    x = 15,998,697,900.78/208,844.20
  6. Step 6: Final answer
    x = 76,605.90

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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.