Finding the Fourth Proportional to 108,344.92, 149,484.93 and 62,396.05
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Solution
The fourth proportional to 108,344.92, 149,484.93 and 62,396.05 is: 86,088.66
Step by Step Solution
- Step 1: Write the proportion equation
108,344.92 : 149,484.93 = 62,396.05 : x - Step 2: Convert to fraction form
108,344.92/149,484.93 = 62,396.05/x - Step 3: Cross multiply
108,344.92x = 149,484.93 × 62,396.05 - Step 4: Simplify right side
108,344.92x = 9,327,269,166.53 - Step 5: Solve for x
x = 9,327,269,166.53/108,344.92 - Step 6: Final answer
x = 86,088.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.