Home / 199,308.55-275,035.37-113,256.02

Finding the Fourth Proportional to 199,308.55, 275,035.37 and 113,256.02

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Solution

The fourth proportional to 199,308.55, 275,035.37 and 113,256.02 is: 156,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,308.55 : 275,035.37 = 113,256.02 : x
  2. Step 2: Convert to fraction form
    199,308.55/275,035.37 = 113,256.02/x
  3. Step 3: Cross multiply
    199,308.55x = 275,035.37 × 113,256.02
  4. Step 4: Simplify right side
    199,308.55x = 31,149,412,442.33
  5. Step 5: Solve for x
    x = 31,149,412,442.33/199,308.55
  6. Step 6: Final answer
    x = 156,287.39

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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.