Finding the Fourth Proportional to 178,701.81, 246,612.79 and 97,033.53
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Solution
The fourth proportional to 178,701.81, 246,612.79 and 97,033.53 is: 133,908.60
Step by Step Solution
- Step 1: Write the proportion equation
178,701.81 : 246,612.79 = 97,033.53 : x - Step 2: Convert to fraction form
178,701.81/246,612.79 = 97,033.53/x - Step 3: Cross multiply
178,701.81x = 246,612.79 × 97,033.53 - Step 4: Simplify right side
178,701.81x = 23,929,709,556.85 - Step 5: Solve for x
x = 23,929,709,556.85/178,701.81 - Step 6: Final answer
x = 133,908.60
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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.