Home / 165,859.59-228,654.33-140,263.03

Finding the Fourth Proportional to 165,859.59, 228,654.33 and 140,263.03

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Solution

The fourth proportional to 165,859.59, 228,654.33 and 140,263.03 is: 193,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,859.59 : 228,654.33 = 140,263.03 : x
  2. Step 2: Convert to fraction form
    165,859.59/228,654.33 = 140,263.03/x
  3. Step 3: Cross multiply
    165,859.59x = 228,654.33 × 140,263.03
  4. Step 4: Simplify right side
    165,859.59x = 32,071,749,148.42
  5. Step 5: Solve for x
    x = 32,071,749,148.42/165,859.59
  6. Step 6: Final answer
    x = 193,366.87

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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.