Home / 165,347.41-228,178.47-91,759.10

Finding the Fourth Proportional to 165,347.41, 228,178.47 and 91,759.10

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Solution

The fourth proportional to 165,347.41, 228,178.47 and 91,759.10 is: 126,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,347.41 : 228,178.47 = 91,759.10 : x
  2. Step 2: Convert to fraction form
    165,347.41/228,178.47 = 91,759.10/x
  3. Step 3: Cross multiply
    165,347.41x = 228,178.47 × 91,759.10
  4. Step 4: Simplify right side
    165,347.41x = 20,937,451,046.58
  5. Step 5: Solve for x
    x = 20,937,451,046.58/165,347.41
  6. Step 6: Final answer
    x = 126,627.03

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1.5x scale

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.