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Finding the Fourth Proportional to 171,246.20, 256,869.30 and 44,886.20

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Solution

The fourth proportional to 171,246.20, 256,869.30 and 44,886.20 is: 67,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,246.20 : 256,869.30 = 44,886.20 : x
  2. Step 2: Convert to fraction form
    171,246.20/256,869.30 = 44,886.20/x
  3. Step 3: Cross multiply
    171,246.20x = 256,869.30 × 44,886.20
  4. Step 4: Simplify right side
    171,246.20x = 11,529,886,773.66
  5. Step 5: Solve for x
    x = 11,529,886,773.66/171,246.20
  6. Step 6: Final answer
    x = 67,329.30

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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.