Home / 197,107.52-272,008.32-106,463.44

Finding the Fourth Proportional to 197,107.52, 272,008.32 and 106,463.44

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Solution

The fourth proportional to 197,107.52, 272,008.32 and 106,463.44 is: 146,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,107.52 : 272,008.32 = 106,463.44 : x
  2. Step 2: Convert to fraction form
    197,107.52/272,008.32 = 106,463.44/x
  3. Step 3: Cross multiply
    197,107.52x = 272,008.32 × 106,463.44
  4. Step 4: Simplify right side
    197,107.52x = 28,958,941,455.82
  5. Step 5: Solve for x
    x = 28,958,941,455.82/197,107.52
  6. Step 6: Final answer
    x = 146,919.52

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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.