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Finding the Fourth Proportional to 233,348.50, 350,022.75 and 67,136.50

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Solution

The fourth proportional to 233,348.50, 350,022.75 and 67,136.50 is: 100,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,348.50 : 350,022.75 = 67,136.50 : x
  2. Step 2: Convert to fraction form
    233,348.50/350,022.75 = 67,136.50/x
  3. Step 3: Cross multiply
    233,348.50x = 350,022.75 × 67,136.50
  4. Step 4: Simplify right side
    233,348.50x = 23,499,302,355.38
  5. Step 5: Solve for x
    x = 23,499,302,355.38/233,348.50
  6. Step 6: Final answer
    x = 100,704.75

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1.5x scale

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.