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Finding the Fourth Proportional to 146,015.90, 204,560.50 and 146,015.90

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Solution

The fourth proportional to 146,015.90, 204,560.50 and 146,015.90 is: 204,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,015.90 : 204,560.50 = 146,015.90 : x
  2. Step 2: Convert to fraction form
    146,015.90/204,560.50 = 146,015.90/x
  3. Step 3: Cross multiply
    146,015.90x = 204,560.50 × 146,015.90
  4. Step 4: Simplify right side
    146,015.90x = 29,869,085,511.95
  5. Step 5: Solve for x
    x = 29,869,085,511.95/146,015.90
  6. Step 6: Final answer
    x = 204,560.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.