Home / 272,267.71-408,134.94-152,383.21

Finding the Fourth Proportional to 272,267.71, 408,134.94 and 152,383.21

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Solution

The fourth proportional to 272,267.71, 408,134.94 and 152,383.21 is: 228,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,267.71 : 408,134.94 = 152,383.21 : x
  2. Step 2: Convert to fraction form
    272,267.71/408,134.94 = 152,383.21/x
  3. Step 3: Cross multiply
    272,267.71x = 408,134.94 × 152,383.21
  4. Step 4: Simplify right side
    272,267.71x = 62,192,912,270.36
  5. Step 5: Solve for x
    x = 62,192,912,270.36/272,267.71
  6. Step 6: Final answer
    x = 228,425.59

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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.