Home / 193,975.79-267,646.44-113,387.72

Finding the Fourth Proportional to 193,975.79, 267,646.44 and 113,387.72

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Solution

The fourth proportional to 193,975.79, 267,646.44 and 113,387.72 is: 156,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,975.79 : 267,646.44 = 113,387.72 : x
  2. Step 2: Convert to fraction form
    193,975.79/267,646.44 = 113,387.72/x
  3. Step 3: Cross multiply
    193,975.79x = 267,646.44 × 113,387.72
  4. Step 4: Simplify right side
    193,975.79x = 30,347,818,259.48
  5. Step 5: Solve for x
    x = 30,347,818,259.48/193,975.79
  6. Step 6: Final answer
    x = 156,451.58

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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.