Home / 277,836.36-383,406.24-163,113.12

Finding the Fourth Proportional to 277,836.36, 383,406.24 and 163,113.12

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Solution

The fourth proportional to 277,836.36, 383,406.24 and 163,113.12 is: 225,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,836.36 : 383,406.24 = 163,113.12 : x
  2. Step 2: Convert to fraction form
    277,836.36/383,406.24 = 163,113.12/x
  3. Step 3: Cross multiply
    277,836.36x = 383,406.24 × 163,113.12
  4. Step 4: Simplify right side
    277,836.36x = 62,538,588,033.87
  5. Step 5: Solve for x
    x = 62,538,588,033.87/277,836.36
  6. Step 6: Final answer
    x = 225,091.45

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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.