Finding the Fourth Proportional to 72,657.35, 108,998.17 and 22,727.53
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Solution
The fourth proportional to 72,657.35, 108,998.17 and 22,727.53 is: 34,095.09
Step by Step Solution
- Step 1: Write the proportion equation
72,657.35 : 108,998.17 = 22,727.53 : x - Step 2: Convert to fraction form
72,657.35/108,998.17 = 22,727.53/x - Step 3: Cross multiply
72,657.35x = 108,998.17 × 22,727.53 - Step 4: Simplify right side
72,657.35x = 2,477,258,849.31 - Step 5: Solve for x
x = 2,477,258,849.31/72,657.35 - Step 6: Final answer
x = 34,095.09
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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.