Home / 192,023.61-288,035.37-51,782.19

Finding the Fourth Proportional to 192,023.61, 288,035.37 and 51,782.19

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Solution

The fourth proportional to 192,023.61, 288,035.37 and 51,782.19 is: 77,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,023.61 : 288,035.37 = 51,782.19 : x
  2. Step 2: Convert to fraction form
    192,023.61/288,035.37 = 51,782.19/x
  3. Step 3: Cross multiply
    192,023.61x = 288,035.37 × 51,782.19
  4. Step 4: Simplify right side
    192,023.61x = 14,915,102,256.06
  5. Step 5: Solve for x
    x = 14,915,102,256.06/192,023.61
  6. Step 6: Final answer
    x = 77,673.27

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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.