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Finding the Fourth Proportional to 264,694.11, 365,277.59 and 143,835.11

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Solution

The fourth proportional to 264,694.11, 365,277.59 and 143,835.11 is: 198,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,694.11 : 365,277.59 = 143,835.11 : x
  2. Step 2: Convert to fraction form
    264,694.11/365,277.59 = 143,835.11/x
  3. Step 3: Cross multiply
    264,694.11x = 365,277.59 × 143,835.11
  4. Step 4: Simplify right side
    264,694.11x = 52,539,740,511.80
  5. Step 5: Solve for x
    x = 52,539,740,511.80/264,694.11
  6. Step 6: Final answer
    x = 198,492.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.