Home / 192,772.01-288,951.17-80,367.50

Finding the Fourth Proportional to 192,772.01, 288,951.17 and 80,367.50

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Solution

The fourth proportional to 192,772.01, 288,951.17 and 80,367.50 is: 120,465.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,772.01 : 288,951.17 = 80,367.50 : x
  2. Step 2: Convert to fraction form
    192,772.01/288,951.17 = 80,367.50/x
  3. Step 3: Cross multiply
    192,772.01x = 288,951.17 × 80,367.50
  4. Step 4: Simplify right side
    192,772.01x = 23,222,283,475.52
  5. Step 5: Solve for x
    x = 23,222,283,475.52/192,772.01
  6. Step 6: Final answer
    x = 120,465.02

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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.