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Finding the Fourth Proportional to 171,103.99, 256,570.32 and 52,759.95

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Solution

The fourth proportional to 171,103.99, 256,570.32 and 52,759.95 is: 79,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,103.99 : 256,570.32 = 52,759.95 : x
  2. Step 2: Convert to fraction form
    171,103.99/256,570.32 = 52,759.95/x
  3. Step 3: Cross multiply
    171,103.99x = 256,570.32 × 52,759.95
  4. Step 4: Simplify right side
    171,103.99x = 13,536,637,452.53
  5. Step 5: Solve for x
    x = 13,536,637,452.53/171,103.99
  6. Step 6: Final answer
    x = 79,113.51

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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.