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Finding the Fourth Proportional to 228,603.10, 342,904.65 and 62,391.10

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Solution

The fourth proportional to 228,603.10, 342,904.65 and 62,391.10 is: 93,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,603.10 : 342,904.65 = 62,391.10 : x
  2. Step 2: Convert to fraction form
    228,603.10/342,904.65 = 62,391.10/x
  3. Step 3: Cross multiply
    228,603.10x = 342,904.65 × 62,391.10
  4. Step 4: Simplify right side
    228,603.10x = 21,394,198,308.62
  5. Step 5: Solve for x
    x = 21,394,198,308.62/228,603.10
  6. Step 6: Final answer
    x = 93,586.65

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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.