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Finding the Fourth Proportional to 188,892.38, 281,956.60 and 166,472.94

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Solution

The fourth proportional to 188,892.38, 281,956.60 and 166,472.94 is: 248,491.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,892.38 : 281,956.60 = 166,472.94 : x
  2. Step 2: Convert to fraction form
    188,892.38/281,956.60 = 166,472.94/x
  3. Step 3: Cross multiply
    188,892.38x = 281,956.60 × 166,472.94
  4. Step 4: Simplify right side
    188,892.38x = 46,938,144,154.40
  5. Step 5: Solve for x
    x = 46,938,144,154.40/188,892.38
  6. Step 6: Final answer
    x = 248,491.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.