Finding the Fourth Proportional to 224,919.79, 310,396.48 and 122,943.02
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Solution
The fourth proportional to 224,919.79, 310,396.48 and 122,943.02 is: 169,665.28
Step by Step Solution
- Step 1: Write the proportion equation
224,919.79 : 310,396.48 = 122,943.02 : x - Step 2: Convert to fraction form
224,919.79/310,396.48 = 122,943.02/x - Step 3: Cross multiply
224,919.79x = 310,396.48 × 122,943.02 - Step 4: Simplify right side
224,919.79x = 38,161,078,789.23 - Step 5: Solve for x
x = 38,161,078,789.23/224,919.79 - Step 6: Final answer
x = 169,665.28
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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.