Finding the Fourth Proportional to 224,338.42, 309,587.98 and 122,366.07
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Solution
The fourth proportional to 224,338.42, 309,587.98 and 122,366.07 is: 168,865.70
Step by Step Solution
- Step 1: Write the proportion equation
224,338.42 : 309,587.98 = 122,366.07 : x - Step 2: Convert to fraction form
224,338.42/309,587.98 = 122,366.07/x - Step 3: Cross multiply
224,338.42x = 309,587.98 × 122,366.07 - Step 4: Simplify right side
224,338.42x = 37,883,064,431.84 - Step 5: Solve for x
x = 37,883,064,431.84/224,338.42 - Step 6: Final answer
x = 168,865.70
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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.