Home / 126,308.54-189,448.22-32,821.58

Finding the Fourth Proportional to 126,308.54, 189,448.22 and 32,821.58

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Solution

The fourth proportional to 126,308.54, 189,448.22 and 32,821.58 is: 49,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,308.54 : 189,448.22 = 32,821.58 : x
  2. Step 2: Convert to fraction form
    126,308.54/189,448.22 = 32,821.58/x
  3. Step 3: Cross multiply
    126,308.54x = 189,448.22 × 32,821.58
  4. Step 4: Simplify right side
    126,308.54x = 6,217,989,908.59
  5. Step 5: Solve for x
    x = 6,217,989,908.59/126,308.54
  6. Step 6: Final answer
    x = 49,228.58

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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.