Home / 192,614.13-288,920.37-52,372.35

Finding the Fourth Proportional to 192,614.13, 288,920.37 and 52,372.35

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Solution

The fourth proportional to 192,614.13, 288,920.37 and 52,372.35 is: 78,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,614.13 : 288,920.37 = 52,372.35 : x
  2. Step 2: Convert to fraction form
    192,614.13/288,920.37 = 52,372.35/x
  3. Step 3: Cross multiply
    192,614.13x = 288,920.37 × 52,372.35
  4. Step 4: Simplify right side
    192,614.13x = 15,131,438,739.77
  5. Step 5: Solve for x
    x = 15,131,438,739.77/192,614.13
  6. Step 6: Final answer
    x = 78,558.30

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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.