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Finding the Fourth Proportional to 165,889.52, 228,951.24 and 94,255.28

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Solution

The fourth proportional to 165,889.52, 228,951.24 and 94,255.28 is: 130,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889.52 : 228,951.24 = 94,255.28 : x
  2. Step 2: Convert to fraction form
    165,889.52/228,951.24 = 94,255.28/x
  3. Step 3: Cross multiply
    165,889.52x = 228,951.24 × 94,255.28
  4. Step 4: Simplify right side
    165,889.52x = 21,579,863,232.55
  5. Step 5: Solve for x
    x = 21,579,863,232.55/165,889.52
  6. Step 6: Final answer
    x = 130,085.75

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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.