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Finding the Third Proportional to 30,619.27 and 46,840.15

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Solution

The third proportional to 30,619.27 and 46,840.15 is: 71,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.27 : 46,840.15 = 46,840.15 : x
  2. Step 2: Convert to fraction form
    30,619.27/46,840.15 = 46,840.15/x
  3. Step 3: Cross multiply
    30,619.27x = 46,840.15 × 46,840.15
  4. Step 4: Simplify right side
    30,619.27x = 2,193,999,505.65
  5. Step 5: Solve for x
    x = 2,193,999,505.65/30,619.27
  6. Step 6: Final answer
    x = 71,654.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.