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Finding the Fourth Proportional to 195,466.61, 293,205.04 and 67,381.54

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Solution

The fourth proportional to 195,466.61, 293,205.04 and 67,381.54 is: 101,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,466.61 : 293,205.04 = 67,381.54 : x
  2. Step 2: Convert to fraction form
    195,466.61/293,205.04 = 67,381.54/x
  3. Step 3: Cross multiply
    195,466.61x = 293,205.04 × 67,381.54
  4. Step 4: Simplify right side
    195,466.61x = 19,756,606,229.50
  5. Step 5: Solve for x
    x = 19,756,606,229.50/195,466.61
  6. Step 6: Final answer
    x = 101,074.07

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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.