Finding the Third Proportional to 74,730.09 and 109,220.91
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Solution
The third proportional to 74,730.09 and 109,220.91 is: 159,630.56
Step by Step Solution
- Step 1: Write the proportion equation
74,730.09 : 109,220.91 = 109,220.91 : x - Step 2: Convert to fraction form
74,730.09/109,220.91 = 109,220.91/x - Step 3: Cross multiply
74,730.09x = 109,220.91 × 109,220.91 - Step 4: Simplify right side
74,730.09x = 11,929,206,362.07 - Step 5: Solve for x
x = 11,929,206,362.07/74,730.09 - Step 6: Final answer
x = 159,630.56
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.