Finding the Fourth Proportional to 106,948.53, 160,309.17 and 40,360.44
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Solution
The fourth proportional to 106,948.53, 160,309.17 and 40,360.44 is: 60,497.78
Step by Step Solution
- Step 1: Write the proportion equation
106,948.53 : 160,309.17 = 40,360.44 : x - Step 2: Convert to fraction form
106,948.53/160,309.17 = 40,360.44/x - Step 3: Cross multiply
106,948.53x = 160,309.17 × 40,360.44 - Step 4: Simplify right side
106,948.53x = 6,470,148,637.23 - Step 5: Solve for x
x = 6,470,148,637.23/106,948.53 - Step 6: Final answer
x = 60,497.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.