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Finding the Fourth Proportional to 171,454.70, 257,179.17 and 46,795.70

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Solution

The fourth proportional to 171,454.70, 257,179.17 and 46,795.70 is: 70,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,454.70 : 257,179.17 = 46,795.70 : x
  2. Step 2: Convert to fraction form
    171,454.70/257,179.17 = 46,795.70/x
  3. Step 3: Cross multiply
    171,454.70x = 257,179.17 × 46,795.70
  4. Step 4: Simplify right side
    171,454.70x = 12,034,879,285.57
  5. Step 5: Solve for x
    x = 12,034,879,285.57/171,454.70
  6. Step 6: Final answer
    x = 70,192.76

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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.