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Finding the Fourth Proportional to 165,969.66, 229,003.79 and 97,045.86

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Solution

The fourth proportional to 165,969.66, 229,003.79 and 97,045.86 is: 133,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,969.66 : 229,003.79 = 97,045.86 : x
  2. Step 2: Convert to fraction form
    165,969.66/229,003.79 = 97,045.86/x
  3. Step 3: Cross multiply
    165,969.66x = 229,003.79 × 97,045.86
  4. Step 4: Simplify right side
    165,969.66x = 22,223,869,258.58
  5. Step 5: Solve for x
    x = 22,223,869,258.58/165,969.66
  6. Step 6: Final answer
    x = 133,903.20

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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.