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Finding the Fourth Proportional to 235,266.99, 352,702.05 and 102,046.89

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Solution

The fourth proportional to 235,266.99, 352,702.05 and 102,046.89 is: 152,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,266.99 : 352,702.05 = 102,046.89 : x
  2. Step 2: Convert to fraction form
    235,266.99/352,702.05 = 102,046.89/x
  3. Step 3: Cross multiply
    235,266.99x = 352,702.05 × 102,046.89
  4. Step 4: Simplify right side
    235,266.99x = 35,992,147,299.12
  5. Step 5: Solve for x
    x = 35,992,147,299.12/235,266.99
  6. Step 6: Final answer
    x = 152,984.26

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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.