Home / 192,320.52-288,447.90-52,046.28

Finding the Fourth Proportional to 192,320.52, 288,447.90 and 52,046.28

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Solution

The fourth proportional to 192,320.52, 288,447.90 and 52,046.28 is: 78,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,320.52 : 288,447.90 = 52,046.28 : x
  2. Step 2: Convert to fraction form
    192,320.52/288,447.90 = 52,046.28/x
  3. Step 3: Cross multiply
    192,320.52x = 288,447.90 × 52,046.28
  4. Step 4: Simplify right side
    192,320.52x = 15,012,640,168.81
  5. Step 5: Solve for x
    x = 15,012,640,168.81/192,320.52
  6. Step 6: Final answer
    x = 78,060.52

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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.