Home / 205,932.02-284,153.27-115,291.81

Finding the Fourth Proportional to 205,932.02, 284,153.27 and 115,291.81

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Solution

The fourth proportional to 205,932.02, 284,153.27 and 115,291.81 is: 159,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,932.02 : 284,153.27 = 115,291.81 : x
  2. Step 2: Convert to fraction form
    205,932.02/284,153.27 = 115,291.81/x
  3. Step 3: Cross multiply
    205,932.02x = 284,153.27 × 115,291.81
  4. Step 4: Simplify right side
    205,932.02x = 32,760,542,996.09
  5. Step 5: Solve for x
    x = 32,760,542,996.09/205,932.02
  6. Step 6: Final answer
    x = 159,084.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.