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Finding the Fourth Proportional to 233,355.75, 350,033.64 and 67,143.75

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Solution

The fourth proportional to 233,355.75, 350,033.64 and 67,143.75 is: 100,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,355.75 : 350,033.64 = 67,143.75 : x
  2. Step 2: Convert to fraction form
    233,355.75/350,033.64 = 67,143.75/x
  3. Step 3: Cross multiply
    233,355.75x = 350,033.64 × 67,143.75
  4. Step 4: Simplify right side
    233,355.75x = 23,502,571,215.75
  5. Step 5: Solve for x
    x = 23,502,571,215.75/233,355.75
  6. Step 6: Final answer
    x = 100,715.63

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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.