Home / 272,436.52-375,952.92-149,917.45

Finding the Fourth Proportional to 272,436.52, 375,952.92 and 149,917.45

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Solution

The fourth proportional to 272,436.52, 375,952.92 and 149,917.45 is: 206,880.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,436.52 : 375,952.92 = 149,917.45 : x
  2. Step 2: Convert to fraction form
    272,436.52/375,952.92 = 149,917.45/x
  3. Step 3: Cross multiply
    272,436.52x = 375,952.92 × 149,917.45
  4. Step 4: Simplify right side
    272,436.52x = 56,361,903,086.45
  5. Step 5: Solve for x
    x = 56,361,903,086.45/272,436.52
  6. Step 6: Final answer
    x = 206,880.87

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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.