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Finding the Fourth Proportional to 192,549.85, 288,047.17 and 166,543.45

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Solution

The fourth proportional to 192,549.85, 288,047.17 and 166,543.45 is: 249,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,549.85 : 288,047.17 = 166,543.45 : x
  2. Step 2: Convert to fraction form
    192,549.85/288,047.17 = 166,543.45/x
  3. Step 3: Cross multiply
    192,549.85x = 288,047.17 × 166,543.45
  4. Step 4: Simplify right side
    192,549.85x = 47,972,369,454.54
  5. Step 5: Solve for x
    x = 47,972,369,454.54/192,549.85
  6. Step 6: Final answer
    x = 249,142.60

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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.