Home / 204,143.63-281,627.28-119,223.23

Finding the Fourth Proportional to 204,143.63, 281,627.28 and 119,223.23

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Solution

The fourth proportional to 204,143.63, 281,627.28 and 119,223.23 is: 164,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,143.63 : 281,627.28 = 119,223.23 : x
  2. Step 2: Convert to fraction form
    204,143.63/281,627.28 = 119,223.23/x
  3. Step 3: Cross multiply
    204,143.63x = 281,627.28 × 119,223.23
  4. Step 4: Simplify right side
    204,143.63x = 33,576,513,977.71
  5. Step 5: Solve for x
    x = 33,576,513,977.71/204,143.63
  6. Step 6: Final answer
    x = 164,474.95

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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.