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Finding the Fourth Proportional to 171,106.84, 256,521.83 and 104,524.48

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Solution

The fourth proportional to 171,106.84, 256,521.83 and 104,524.48 is: 156,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,106.84 : 256,521.83 = 104,524.48 : x
  2. Step 2: Convert to fraction form
    171,106.84/256,521.83 = 104,524.48/x
  3. Step 3: Cross multiply
    171,106.84x = 256,521.83 × 104,524.48
  4. Step 4: Simplify right side
    171,106.84x = 26,812,809,758.95
  5. Step 5: Solve for x
    x = 26,812,809,758.95/171,106.84
  6. Step 6: Final answer
    x = 156,702.15

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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.