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Finding the Fourth Proportional to 181,680.80, 272,002.80 and 176,496.80

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Solution

The fourth proportional to 181,680.80, 272,002.80 and 176,496.80 is: 264,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,680.80 : 272,002.80 = 176,496.80 : x
  2. Step 2: Convert to fraction form
    181,680.80/272,002.80 = 176,496.80/x
  3. Step 3: Cross multiply
    181,680.80x = 272,002.80 × 176,496.80
  4. Step 4: Simplify right side
    181,680.80x = 48,007,623,791.04
  5. Step 5: Solve for x
    x = 48,007,623,791.04/181,680.80
  6. Step 6: Final answer
    x = 264,241.59

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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.