Home / 192,372.71-288,558.99-52,131.33

Finding the Fourth Proportional to 192,372.71, 288,558.99 and 52,131.33

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Solution

The fourth proportional to 192,372.71, 288,558.99 and 52,131.33 is: 78,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,372.71 : 288,558.99 = 52,131.33 : x
  2. Step 2: Convert to fraction form
    192,372.71/288,558.99 = 52,131.33/x
  3. Step 3: Cross multiply
    192,372.71x = 288,558.99 × 52,131.33
  4. Step 4: Simplify right side
    192,372.71x = 15,042,963,932.16
  5. Step 5: Solve for x
    x = 15,042,963,932.16/192,372.71
  6. Step 6: Final answer
    x = 78,196.98

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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.