Home / 192,216.45-288,377.28-92,460.09

Finding the Fourth Proportional to 192,216.45, 288,377.28 and 92,460.09

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Solution

The fourth proportional to 192,216.45, 288,377.28 and 92,460.09 is: 138,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,216.45 : 288,377.28 = 92,460.09 : x
  2. Step 2: Convert to fraction form
    192,216.45/288,377.28 = 92,460.09/x
  3. Step 3: Cross multiply
    192,216.45x = 288,377.28 × 92,460.09
  4. Step 4: Simplify right side
    192,216.45x = 26,663,389,262.76
  5. Step 5: Solve for x
    x = 26,663,389,262.76/192,216.45
  6. Step 6: Final answer
    x = 138,715.44

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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.