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Finding the Fourth Proportional to 201,702.55, 302,553.83 and 201,702.55

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Solution

The fourth proportional to 201,702.55, 302,553.83 and 201,702.55 is: 302,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,702.55 : 302,553.83 = 201,702.55 : x
  2. Step 2: Convert to fraction form
    201,702.55/302,553.83 = 201,702.55/x
  3. Step 3: Cross multiply
    201,702.55x = 302,553.83 × 201,702.55
  4. Step 4: Simplify right side
    201,702.55x = 61,025,879,023.27
  5. Step 5: Solve for x
    x = 61,025,879,023.27/201,702.55
  6. Step 6: Final answer
    x = 302,553.83

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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.