Home / 165,331.51-228,175.32-93,703.84

Finding the Fourth Proportional to 165,331.51, 228,175.32 and 93,703.84

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Solution

The fourth proportional to 165,331.51, 228,175.32 and 93,703.84 is: 129,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,331.51 : 228,175.32 = 93,703.84 : x
  2. Step 2: Convert to fraction form
    165,331.51/228,175.32 = 93,703.84/x
  3. Step 3: Cross multiply
    165,331.51x = 228,175.32 × 93,703.84
  4. Step 4: Simplify right side
    165,331.51x = 21,380,903,677.23
  5. Step 5: Solve for x
    x = 21,380,903,677.23/165,331.51
  6. Step 6: Final answer
    x = 129,321.41

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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.