Home / 73,212.49-109,908.51-48,273.40

Finding the Fourth Proportional to 73,212.49, 109,908.51 and 48,273.40

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Solution

The fourth proportional to 73,212.49, 109,908.51 and 48,273.40 is: 72,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,212.49 : 109,908.51 = 48,273.40 : x
  2. Step 2: Convert to fraction form
    73,212.49/109,908.51 = 48,273.40/x
  3. Step 3: Cross multiply
    73,212.49x = 109,908.51 × 48,273.40
  4. Step 4: Simplify right side
    73,212.49x = 5,305,657,466.63
  5. Step 5: Solve for x
    x = 5,305,657,466.63/73,212.49
  6. Step 6: Final answer
    x = 72,469.29

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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.