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Finding the Fourth Proportional to 165,866.80, 228,896.58 and 94,270.60

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Solution

The fourth proportional to 165,866.80, 228,896.58 and 94,270.60 is: 130,093.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,866.80 : 228,896.58 = 94,270.60 : x
  2. Step 2: Convert to fraction form
    165,866.80/228,896.58 = 94,270.60/x
  3. Step 3: Cross multiply
    165,866.80x = 228,896.58 × 94,270.60
  4. Step 4: Simplify right side
    165,866.80x = 21,578,217,934.55
  5. Step 5: Solve for x
    x = 21,578,217,934.55/165,866.80
  6. Step 6: Final answer
    x = 130,093.65

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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.