Finding the Fourth Proportional to 224,664.19, 336,902.59 and 91,454.02
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Solution
The fourth proportional to 224,664.19, 336,902.59 and 91,454.02 is: 137,142.88
Step by Step Solution
- Step 1: Write the proportion equation
224,664.19 : 336,902.59 = 91,454.02 : x - Step 2: Convert to fraction form
224,664.19/336,902.59 = 91,454.02/x - Step 3: Cross multiply
224,664.19x = 336,902.59 × 91,454.02 - Step 4: Simplify right side
224,664.19x = 30,811,094,062.13 - Step 5: Solve for x
x = 30,811,094,062.13/224,664.19 - Step 6: Final answer
x = 137,142.88
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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.