Home / 165,493.41-228,346.07-108,216.69

Finding the Fourth Proportional to 165,493.41, 228,346.07 and 108,216.69

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Solution

The fourth proportional to 165,493.41, 228,346.07 and 108,216.69 is: 149,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,493.41 : 228,346.07 = 108,216.69 : x
  2. Step 2: Convert to fraction form
    165,493.41/228,346.07 = 108,216.69/x
  3. Step 3: Cross multiply
    165,493.41x = 228,346.07 × 108,216.69
  4. Step 4: Simplify right side
    165,493.41x = 24,710,855,328.82
  5. Step 5: Solve for x
    x = 24,710,855,328.82/165,493.41
  6. Step 6: Final answer
    x = 149,316.25

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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.