Home / 199,304.11-298,954.90-72,953.16

Finding the Fourth Proportional to 199,304.11, 298,954.90 and 72,953.16

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Solution

The fourth proportional to 199,304.11, 298,954.90 and 72,953.16 is: 109,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304.11 : 298,954.90 = 72,953.16 : x
  2. Step 2: Convert to fraction form
    199,304.11/298,954.90 = 72,953.16/x
  3. Step 3: Cross multiply
    199,304.11x = 298,954.90 × 72,953.16
  4. Step 4: Simplify right side
    199,304.11x = 21,809,703,622.59
  5. Step 5: Solve for x
    x = 21,809,703,622.59/199,304.11
  6. Step 6: Final answer
    x = 109,429.27

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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.