Home / 193,409.34-266,897.96-107,372.06

Finding the Fourth Proportional to 193,409.34, 266,897.96 and 107,372.06

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Solution

The fourth proportional to 193,409.34, 266,897.96 and 107,372.06 is: 148,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,409.34 : 266,897.96 = 107,372.06 : x
  2. Step 2: Convert to fraction form
    193,409.34/266,897.96 = 107,372.06/x
  3. Step 3: Cross multiply
    193,409.34x = 266,897.96 × 107,372.06
  4. Step 4: Simplify right side
    193,409.34x = 28,657,383,775.00
  5. Step 5: Solve for x
    x = 28,657,383,775.00/193,409.34
  6. Step 6: Final answer
    x = 148,169.60

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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.