Home / 277,826.36-383,392.44-163,103.12

Finding the Fourth Proportional to 277,826.36, 383,392.44 and 163,103.12

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Solution

The fourth proportional to 277,826.36, 383,392.44 and 163,103.12 is: 225,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,826.36 : 383,392.44 = 163,103.12 : x
  2. Step 2: Convert to fraction form
    277,826.36/383,392.44 = 163,103.12/x
  3. Step 3: Cross multiply
    277,826.36x = 383,392.44 × 163,103.12
  4. Step 4: Simplify right side
    277,826.36x = 62,532,503,148.41
  5. Step 5: Solve for x
    x = 62,532,503,148.41/277,826.36
  6. Step 6: Final answer
    x = 225,077.65

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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.