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Finding the Third Proportional to 160,276.50 and 342,787.50

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Solution

The third proportional to 160,276.50 and 342,787.50 is: 733,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,276.50 : 342,787.50 = 342,787.50 : x
  2. Step 2: Convert to fraction form
    160,276.50/342,787.50 = 342,787.50/x
  3. Step 3: Cross multiply
    160,276.50x = 342,787.50 × 342,787.50
  4. Step 4: Simplify right side
    160,276.50x = 117,503,270,156.25
  5. Step 5: Solve for x
    x = 117,503,270,156.25/160,276.50
  6. Step 6: Final answer
    x = 733,128.50

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.