Home / 193,267.13-266,737.79-117,859.37

Finding the Fourth Proportional to 193,267.13, 266,737.79 and 117,859.37

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Solution

The fourth proportional to 193,267.13, 266,737.79 and 117,859.37 is: 162,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,267.13 : 266,737.79 = 117,859.37 : x
  2. Step 2: Convert to fraction form
    193,267.13/266,737.79 = 117,859.37/x
  3. Step 3: Cross multiply
    193,267.13x = 266,737.79 × 117,859.37
  4. Step 4: Simplify right side
    193,267.13x = 31,437,546,845.55
  5. Step 5: Solve for x
    x = 31,437,546,845.55/193,267.13
  6. Step 6: Final answer
    x = 162,663.71

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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.