Home / 165,910.17-228,901.90-97,904.19

Finding the Fourth Proportional to 165,910.17, 228,901.90 and 97,904.19

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Solution

The fourth proportional to 165,910.17, 228,901.90 and 97,904.19 is: 135,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,910.17 : 228,901.90 = 97,904.19 : x
  2. Step 2: Convert to fraction form
    165,910.17/228,901.90 = 97,904.19/x
  3. Step 3: Cross multiply
    165,910.17x = 228,901.90 × 97,904.19
  4. Step 4: Simplify right side
    165,910.17x = 22,410,455,906.15
  5. Step 5: Solve for x
    x = 22,410,455,906.15/165,910.17
  6. Step 6: Final answer
    x = 135,075.84

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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.