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Finding the Fourth Proportional to 73,488, 110,232 and 18,084

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Solution

The fourth proportional to 73,488, 110,232 and 18,084 is: 27,126

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,488 : 110,232 = 18,084 : x
  2. Step 2: Convert to fraction form
    73,488/110,232 = 18,084/x
  3. Step 3: Cross multiply
    73,488x = 110,232 × 18,084
  4. Step 4: Simplify right side
    73,488x = 1,993,435,488
  5. Step 5: Solve for x
    x = 1,993,435,488/73,488
  6. Step 6: Final answer
    x = 27,126

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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.