Home / 165,706.34-228,602.00-111,971.75

Finding the Fourth Proportional to 165,706.34, 228,602.00 and 111,971.75

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Solution

The fourth proportional to 165,706.34, 228,602.00 and 111,971.75 is: 154,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,706.34 : 228,602.00 = 111,971.75 : x
  2. Step 2: Convert to fraction form
    165,706.34/228,602.00 = 111,971.75/x
  3. Step 3: Cross multiply
    165,706.34x = 228,602.00 × 111,971.75
  4. Step 4: Simplify right side
    165,706.34x = 25,596,965,433.64
  5. Step 5: Solve for x
    x = 25,596,965,433.64/165,706.34
  6. Step 6: Final answer
    x = 154,471.85

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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.