Home / 131,850.54-197,781.26-38,356.28

Finding the Fourth Proportional to 131,850.54, 197,781.26 and 38,356.28

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Solution

The fourth proportional to 131,850.54, 197,781.26 and 38,356.28 is: 57,536.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,850.54 : 197,781.26 = 38,356.28 : x
  2. Step 2: Convert to fraction form
    131,850.54/197,781.26 = 38,356.28/x
  3. Step 3: Cross multiply
    131,850.54x = 197,781.26 × 38,356.28
  4. Step 4: Simplify right side
    131,850.54x = 7,586,153,387.31
  5. Step 5: Solve for x
    x = 7,586,153,387.31/131,850.54
  6. Step 6: Final answer
    x = 57,536.01

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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.