Finding the Fourth Proportional to 162,664.04, 224,476.34 and 91,044.07
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Solution
The fourth proportional to 162,664.04, 224,476.34 and 91,044.07 is: 125,640.80
Step by Step Solution
- Step 1: Write the proportion equation
162,664.04 : 224,476.34 = 91,044.07 : x - Step 2: Convert to fraction form
162,664.04/224,476.34 = 91,044.07/x - Step 3: Cross multiply
162,664.04x = 224,476.34 × 91,044.07 - Step 4: Simplify right side
162,664.04x = 20,437,239,612.30 - Step 5: Solve for x
x = 20,437,239,612.30/162,664.04 - Step 6: Final answer
x = 125,640.80
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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.