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Finding the Fourth Proportional to 69,883.19, 104,841.18 and 23,136.06

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Solution

The fourth proportional to 69,883.19, 104,841.18 and 23,136.06 is: 34,709.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.19 : 104,841.18 = 23,136.06 : x
  2. Step 2: Convert to fraction form
    69,883.19/104,841.18 = 23,136.06/x
  3. Step 3: Cross multiply
    69,883.19x = 104,841.18 × 23,136.06
  4. Step 4: Simplify right side
    69,883.19x = 2,425,611,830.95
  5. Step 5: Solve for x
    x = 2,425,611,830.95/69,883.19
  6. Step 6: Final answer
    x = 34,709.52

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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.