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Finding the Fourth Proportional to 111,232.36, 166,813.68 and 36,335.44

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Solution

The fourth proportional to 111,232.36, 166,813.68 and 36,335.44 is: 54,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,232.36 : 166,813.68 = 36,335.44 : x
  2. Step 2: Convert to fraction form
    111,232.36/166,813.68 = 36,335.44/x
  3. Step 3: Cross multiply
    111,232.36x = 166,813.68 × 36,335.44
  4. Step 4: Simplify right side
    111,232.36x = 6,061,248,460.82
  5. Step 5: Solve for x
    x = 6,061,248,460.82/111,232.36
  6. Step 6: Final answer
    x = 54,491.77

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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.