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Finding the Fourth Proportional to 156,908, 235,362 and 46,100

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Solution

The fourth proportional to 156,908, 235,362 and 46,100 is: 69,150

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,908 : 235,362 = 46,100 : x
  2. Step 2: Convert to fraction form
    156,908/235,362 = 46,100/x
  3. Step 3: Cross multiply
    156,908x = 235,362 × 46,100
  4. Step 4: Simplify right side
    156,908x = 10,850,188,200
  5. Step 5: Solve for x
    x = 10,850,188,200/156,908
  6. Step 6: Final answer
    x = 69,150

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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.