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Finding the Third Proportional to 141.19 and 370.69

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Solution

The third proportional to 141.19 and 370.69 is: 973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.19 : 370.69 = 370.69 : x
  2. Step 2: Convert to fraction form
    141.19/370.69 = 370.69/x
  3. Step 3: Cross multiply
    141.19x = 370.69 × 370.69
  4. Step 4: Simplify right side
    141.19x = 137,409.22
  5. Step 5: Solve for x
    x = 137,409.22/141.19
  6. Step 6: Final answer
    x = 973.24

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Why These Related Problems?

These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.