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Finding the Third Proportional to 149,990 and 232,152

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Solution

The third proportional to 149,990 and 232,152 is: 359,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,990 : 232,152 = 232,152 : x
  2. Step 2: Convert to fraction form
    149,990/232,152 = 232,152/x
  3. Step 3: Cross multiply
    149,990x = 232,152 × 232,152
  4. Step 4: Simplify right side
    149,990x = 53,894,551,104
  5. Step 5: Solve for x
    x = 53,894,551,104/149,990
  6. Step 6: Final answer
    x = 359,320.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.