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Finding the Fourth Proportional to 46,101, 69,136.08 and 18,013.77

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Solution

The fourth proportional to 46,101, 69,136.08 and 18,013.77 is: 27,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,101 : 69,136.08 = 18,013.77 : x
  2. Step 2: Convert to fraction form
    46,101/69,136.08 = 18,013.77/x
  3. Step 3: Cross multiply
    46,101x = 69,136.08 × 18,013.77
  4. Step 4: Simplify right side
    46,101x = 1,245,401,443.82
  5. Step 5: Solve for x
    x = 1,245,401,443.82/46,101
  6. Step 6: Final answer
    x = 27,014.63

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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.