Home / 165,566.46-228,561.03-101,958.78

Finding the Fourth Proportional to 165,566.46, 228,561.03 and 101,958.78

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Solution

The fourth proportional to 165,566.46, 228,561.03 and 101,958.78 is: 140,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,566.46 : 228,561.03 = 101,958.78 : x
  2. Step 2: Convert to fraction form
    165,566.46/228,561.03 = 101,958.78/x
  3. Step 3: Cross multiply
    165,566.46x = 228,561.03 × 101,958.78
  4. Step 4: Simplify right side
    165,566.46x = 23,303,803,774.34
  5. Step 5: Solve for x
    x = 23,303,803,774.34/165,566.46
  6. Step 6: Final answer
    x = 140,751.96

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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.