Home / 193,482.72-266,991.50-108,583.38

Finding the Fourth Proportional to 193,482.72, 266,991.50 and 108,583.38

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Solution

The fourth proportional to 193,482.72, 266,991.50 and 108,583.38 is: 149,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,482.72 : 266,991.50 = 108,583.38 : x
  2. Step 2: Convert to fraction form
    193,482.72/266,991.50 = 108,583.38/x
  3. Step 3: Cross multiply
    193,482.72x = 266,991.50 × 108,583.38
  4. Step 4: Simplify right side
    193,482.72x = 28,990,838,166.31
  5. Step 5: Solve for x
    x = 28,990,838,166.31/193,482.72
  6. Step 6: Final answer
    x = 149,836.84

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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.