Home / 203,026.26-280,206.27-116,968.86

Finding the Fourth Proportional to 203,026.26, 280,206.27 and 116,968.86

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Solution

The fourth proportional to 203,026.26, 280,206.27 and 116,968.86 is: 161,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,026.26 : 280,206.27 = 116,968.86 : x
  2. Step 2: Convert to fraction form
    203,026.26/280,206.27 = 116,968.86/x
  3. Step 3: Cross multiply
    203,026.26x = 280,206.27 × 116,968.86
  4. Step 4: Simplify right side
    203,026.26x = 32,775,407,966.75
  5. Step 5: Solve for x
    x = 32,775,407,966.75/203,026.26
  6. Step 6: Final answer
    x = 161,434.33

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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.