Home / 282,134.02-389,344.96-161,277.94

Finding the Fourth Proportional to 282,134.02, 389,344.96 and 161,277.94

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Solution

The fourth proportional to 282,134.02, 389,344.96 and 161,277.94 is: 222,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,134.02 : 389,344.96 = 161,277.94 : x
  2. Step 2: Convert to fraction form
    282,134.02/389,344.96 = 161,277.94/x
  3. Step 3: Cross multiply
    282,134.02x = 389,344.96 × 161,277.94
  4. Step 4: Simplify right side
    282,134.02x = 62,792,753,098.18
  5. Step 5: Solve for x
    x = 62,792,753,098.18/282,134.02
  6. Step 6: Final answer
    x = 222,563.56

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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.