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Finding the Fourth Proportional to 165,802.64, 228,799.48 and 94,173.28

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Solution

The fourth proportional to 165,802.64, 228,799.48 and 94,173.28 is: 129,954.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,802.64 : 228,799.48 = 94,173.28 : x
  2. Step 2: Convert to fraction form
    165,802.64/228,799.48 = 94,173.28/x
  3. Step 3: Cross multiply
    165,802.64x = 228,799.48 × 94,173.28
  4. Step 4: Simplify right side
    165,802.64x = 21,546,797,493.89
  5. Step 5: Solve for x
    x = 21,546,797,493.89/165,802.64
  6. Step 6: Final answer
    x = 129,954.49

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1.5x scale

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.