Finding the Fourth Proportional to 224,507.08, 336,468.22 and 91,231.53
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Solution
The fourth proportional to 224,507.08, 336,468.22 and 91,231.53 is: 136,728.47
Step by Step Solution
- Step 1: Write the proportion equation
224,507.08 : 336,468.22 = 91,231.53 : x - Step 2: Convert to fraction form
224,507.08/336,468.22 = 91,231.53/x - Step 3: Cross multiply
224,507.08x = 336,468.22 × 91,231.53 - Step 4: Simplify right side
224,507.08x = 30,696,510,506.98 - Step 5: Solve for x
x = 30,696,510,506.98/224,507.08 - Step 6: Final answer
x = 136,728.47
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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.