Finding the Fourth Proportional to 224,301.36, 309,534.96 and 122,326.56
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Solution
The fourth proportional to 224,301.36, 309,534.96 and 122,326.56 is: 168,810.15
Step by Step Solution
- Step 1: Write the proportion equation
224,301.36 : 309,534.96 = 122,326.56 : x - Step 2: Convert to fraction form
224,301.36/309,534.96 = 122,326.56/x - Step 3: Cross multiply
224,301.36x = 309,534.96 × 122,326.56 - Step 4: Simplify right side
224,301.36x = 37,864,346,856.54 - Step 5: Solve for x
x = 37,864,346,856.54/224,301.36 - Step 6: Final answer
x = 168,810.15
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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.