Home / 165,628.49-228,549.13-93,016.64

Finding the Fourth Proportional to 165,628.49, 228,549.13 and 93,016.64

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Solution

The fourth proportional to 165,628.49, 228,549.13 and 93,016.64 is: 128,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,628.49 : 228,549.13 = 93,016.64 : x
  2. Step 2: Convert to fraction form
    165,628.49/228,549.13 = 93,016.64/x
  3. Step 3: Cross multiply
    165,628.49x = 228,549.13 × 93,016.64
  4. Step 4: Simplify right side
    165,628.49x = 21,258,872,486.35
  5. Step 5: Solve for x
    x = 21,258,872,486.35/165,628.49
  6. Step 6: Final answer
    x = 128,352.76

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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.