Home / 189,072.14-283,507.92-55,934.06

Finding the Fourth Proportional to 189,072.14, 283,507.92 and 55,934.06

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Solution

The fourth proportional to 189,072.14, 283,507.92 and 55,934.06 is: 83,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,072.14 : 283,507.92 = 55,934.06 : x
  2. Step 2: Convert to fraction form
    189,072.14/283,507.92 = 55,934.06/x
  3. Step 3: Cross multiply
    189,072.14x = 283,507.92 × 55,934.06
  4. Step 4: Simplify right side
    189,072.14x = 15,857,749,007.76
  5. Step 5: Solve for x
    x = 15,857,749,007.76/189,072.14
  6. Step 6: Final answer
    x = 83,871.42

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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.