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Finding the Fourth Proportional to 171,022.19, 256,510.19 and 44,671.30

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Solution

The fourth proportional to 171,022.19, 256,510.19 and 44,671.30 is: 67,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,022.19 : 256,510.19 = 44,671.30 : x
  2. Step 2: Convert to fraction form
    171,022.19/256,510.19 = 44,671.30/x
  3. Step 3: Cross multiply
    171,022.19x = 256,510.19 × 44,671.30
  4. Step 4: Simplify right side
    171,022.19x = 11,458,643,120.95
  5. Step 5: Solve for x
    x = 11,458,643,120.95/171,022.19
  6. Step 6: Final answer
    x = 67,000.92

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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.