Home / 193,017.72-266,351.01-106,975.86

Finding the Fourth Proportional to 193,017.72, 266,351.01 and 106,975.86

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Solution

The fourth proportional to 193,017.72, 266,351.01 and 106,975.86 is: 147,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,017.72 : 266,351.01 = 106,975.86 : x
  2. Step 2: Convert to fraction form
    193,017.72/266,351.01 = 106,975.86/x
  3. Step 3: Cross multiply
    193,017.72x = 266,351.01 × 106,975.86
  4. Step 4: Simplify right side
    193,017.72x = 28,493,128,356.62
  5. Step 5: Solve for x
    x = 28,493,128,356.62/193,017.72
  6. Step 6: Final answer
    x = 147,619.24

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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.