Finding the Fourth Proportional to 84,256.68, 126,384.62 and 21,927.08
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Solution
The fourth proportional to 84,256.68, 126,384.62 and 21,927.08 is: 32,890.52
Step by Step Solution
- Step 1: Write the proportion equation
84,256.68 : 126,384.62 = 21,927.08 : x - Step 2: Convert to fraction form
84,256.68/126,384.62 = 21,927.08/x - Step 3: Cross multiply
84,256.68x = 126,384.62 × 21,927.08 - Step 4: Simplify right side
84,256.68x = 2,771,245,673.51 - Step 5: Solve for x
x = 2,771,245,673.51/84,256.68 - Step 6: Final answer
x = 32,890.52
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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.