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Finding the Fourth Proportional to 229,937.69, 344,790.59 and 69,982.94

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Solution

The fourth proportional to 229,937.69, 344,790.59 and 69,982.94 is: 104,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,937.69 : 344,790.59 = 69,982.94 : x
  2. Step 2: Convert to fraction form
    229,937.69/344,790.59 = 69,982.94/x
  3. Step 3: Cross multiply
    229,937.69x = 344,790.59 × 69,982.94
  4. Step 4: Simplify right side
    229,937.69x = 24,129,459,172.53
  5. Step 5: Solve for x
    x = 24,129,459,172.53/229,937.69
  6. Step 6: Final answer
    x = 104,939.12

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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.