Home / 192,582.02-288,996.96-103,896.74

Finding the Fourth Proportional to 192,582.02, 288,996.96 and 103,896.74

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Solution

The fourth proportional to 192,582.02, 288,996.96 and 103,896.74 is: 155,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,582.02 : 288,996.96 = 103,896.74 : x
  2. Step 2: Convert to fraction form
    192,582.02/288,996.96 = 103,896.74/x
  3. Step 3: Cross multiply
    192,582.02x = 288,996.96 × 103,896.74
  4. Step 4: Simplify right side
    192,582.02x = 30,025,840,568.93
  5. Step 5: Solve for x
    x = 30,025,840,568.93/192,582.02
  6. Step 6: Final answer
    x = 155,911.97

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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.