Home / 208,200.20-312,253.52-95,772.44

Finding the Fourth Proportional to 208,200.20, 312,253.52 and 95,772.44

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Solution

The fourth proportional to 208,200.20, 312,253.52 and 95,772.44 is: 143,637.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,200.20 : 312,253.52 = 95,772.44 : x
  2. Step 2: Convert to fraction form
    208,200.20/312,253.52 = 95,772.44/x
  3. Step 3: Cross multiply
    208,200.20x = 312,253.52 × 95,772.44
  4. Step 4: Simplify right side
    208,200.20x = 29,905,281,508.99
  5. Step 5: Solve for x
    x = 29,905,281,508.99/208,200.20
  6. Step 6: Final answer
    x = 143,637.14

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1.5x scale

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.