Home / 193,374.28-266,857.38-108,485.86

Finding the Fourth Proportional to 193,374.28, 266,857.38 and 108,485.86

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Solution

The fourth proportional to 193,374.28, 266,857.38 and 108,485.86 is: 149,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,374.28 : 266,857.38 = 108,485.86 : x
  2. Step 2: Convert to fraction form
    193,374.28/266,857.38 = 108,485.86/x
  3. Step 3: Cross multiply
    193,374.28x = 266,857.38 × 108,485.86
  4. Step 4: Simplify right side
    193,374.28x = 28,950,252,366.65
  5. Step 5: Solve for x
    x = 28,950,252,366.65/193,374.28
  6. Step 6: Final answer
    x = 149,710.98

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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.