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Finding the Fourth Proportional to 182,969.80, 274,454.70 and 166,640.20

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Solution

The fourth proportional to 182,969.80, 274,454.70 and 166,640.20 is: 249,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,969.80 : 274,454.70 = 166,640.20 : x
  2. Step 2: Convert to fraction form
    182,969.80/274,454.70 = 166,640.20/x
  3. Step 3: Cross multiply
    182,969.80x = 274,454.70 × 166,640.20
  4. Step 4: Simplify right side
    182,969.80x = 45,735,186,098.94
  5. Step 5: Solve for x
    x = 45,735,186,098.94/182,969.80
  6. Step 6: Final answer
    x = 249,960.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.