Finding the Fourth Proportional to 178,349.93, 246,122.88 and 97,778.01
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Solution
The fourth proportional to 178,349.93, 246,122.88 and 97,778.01 is: 134,933.64
Step by Step Solution
- Step 1: Write the proportion equation
178,349.93 : 246,122.88 = 97,778.01 : x - Step 2: Convert to fraction form
178,349.93/246,122.88 = 97,778.01/x - Step 3: Cross multiply
178,349.93x = 246,122.88 × 97,778.01 - Step 4: Simplify right side
178,349.93x = 24,065,405,560.94 - Step 5: Solve for x
x = 24,065,405,560.94/178,349.93 - Step 6: Final answer
x = 134,933.64
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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.