Finding the Third Proportional to 109,390.50 and 239,026.50
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Solution
The third proportional to 109,390.50 and 239,026.50 is: 522,290.95
Step by Step Solution
- Step 1: Write the proportion equation
109,390.50 : 239,026.50 = 239,026.50 : x - Step 2: Convert to fraction form
109,390.50/239,026.50 = 239,026.50/x - Step 3: Cross multiply
109,390.50x = 239,026.50 × 239,026.50 - Step 4: Simplify right side
109,390.50x = 57,133,667,702.25 - Step 5: Solve for x
x = 57,133,667,702.25/109,390.50 - Step 6: Final answer
x = 522,290.95
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.