Home / 192,166.38-288,424.49-102,284.55

Finding the Fourth Proportional to 192,166.38, 288,424.49 and 102,284.55

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Solution

The fourth proportional to 192,166.38, 288,424.49 and 102,284.55 is: 153,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,166.38 : 288,424.49 = 102,284.55 : x
  2. Step 2: Convert to fraction form
    192,166.38/288,424.49 = 102,284.55/x
  3. Step 3: Cross multiply
    192,166.38x = 288,424.49 × 102,284.55
  4. Step 4: Simplify right side
    192,166.38x = 29,501,369,168.63
  5. Step 5: Solve for x
    x = 29,501,369,168.63/192,166.38
  6. Step 6: Final answer
    x = 153,519.93

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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.