Home / 193,700.82-267,314.01-107,661.54

Finding the Fourth Proportional to 193,700.82, 267,314.01 and 107,661.54

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Solution

The fourth proportional to 193,700.82, 267,314.01 and 107,661.54 is: 148,576.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,700.82 : 267,314.01 = 107,661.54 : x
  2. Step 2: Convert to fraction form
    193,700.82/267,314.01 = 107,661.54/x
  3. Step 3: Cross multiply
    193,700.82x = 267,314.01 × 107,661.54
  4. Step 4: Simplify right side
    193,700.82x = 28,779,437,980.18
  5. Step 5: Solve for x
    x = 28,779,437,980.18/193,700.82
  6. Step 6: Final answer
    x = 148,576.75

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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.