Home / 192,130.14-288,209.04-73,801.47

Finding the Fourth Proportional to 192,130.14, 288,209.04 and 73,801.47

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Solution

The fourth proportional to 192,130.14, 288,209.04 and 73,801.47 is: 110,707.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,130.14 : 288,209.04 = 73,801.47 : x
  2. Step 2: Convert to fraction form
    192,130.14/288,209.04 = 73,801.47/x
  3. Step 3: Cross multiply
    192,130.14x = 288,209.04 × 73,801.47
  4. Step 4: Simplify right side
    192,130.14x = 21,270,250,819.29
  5. Step 5: Solve for x
    x = 21,270,250,819.29/192,130.14
  6. Step 6: Final answer
    x = 110,707.52

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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.