Home / 193,870.35-267,431.84-113,280.77

Finding the Fourth Proportional to 193,870.35, 267,431.84 and 113,280.77

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Solution

The fourth proportional to 193,870.35, 267,431.84 and 113,280.77 is: 156,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,870.35 : 267,431.84 = 113,280.77 : x
  2. Step 2: Convert to fraction form
    193,870.35/267,431.84 = 113,280.77/x
  3. Step 3: Cross multiply
    193,870.35x = 267,431.84 × 113,280.77
  4. Step 4: Simplify right side
    193,870.35x = 30,294,884,757.72
  5. Step 5: Solve for x
    x = 30,294,884,757.72/193,870.35
  6. Step 6: Final answer
    x = 156,263.63

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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.