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Finding the Fourth Proportional to 165,614.69, 228,578.08 and 97,627.61

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Solution

The fourth proportional to 165,614.69, 228,578.08 and 97,627.61 is: 134,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,614.69 : 228,578.08 = 97,627.61 : x
  2. Step 2: Convert to fraction form
    165,614.69/228,578.08 = 97,627.61/x
  3. Step 3: Cross multiply
    165,614.69x = 228,578.08 × 97,627.61
  4. Step 4: Simplify right side
    165,614.69x = 22,315,531,648.79
  5. Step 5: Solve for x
    x = 22,315,531,648.79/165,614.69
  6. Step 6: Final answer
    x = 134,743.67

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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.