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Finding the Fourth Proportional to 165,840.48, 228,866.04 and 94,232.64

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Solution

The fourth proportional to 165,840.48, 228,866.04 and 94,232.64 is: 130,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,840.48 : 228,866.04 = 94,232.64 : x
  2. Step 2: Convert to fraction form
    165,840.48/228,866.04 = 94,232.64/x
  3. Step 3: Cross multiply
    165,840.48x = 228,866.04 × 94,232.64
  4. Step 4: Simplify right side
    165,840.48x = 21,566,651,155.55
  5. Step 5: Solve for x
    x = 21,566,651,155.55/165,840.48
  6. Step 6: Final answer
    x = 130,044.55

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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.