Home / 247,308.54-340,908.39-151,637.82

Finding the Fourth Proportional to 247,308.54, 340,908.39 and 151,637.82

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Solution

The fourth proportional to 247,308.54, 340,908.39 and 151,637.82 is: 209,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,308.54 : 340,908.39 = 151,637.82 : x
  2. Step 2: Convert to fraction form
    247,308.54/340,908.39 = 151,637.82/x
  3. Step 3: Cross multiply
    247,308.54x = 340,908.39 × 151,637.82
  4. Step 4: Simplify right side
    247,308.54x = 51,694,605,079.31
  5. Step 5: Solve for x
    x = 51,694,605,079.31/247,308.54
  6. Step 6: Final answer
    x = 209,028.79

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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.