Finding the Fourth Proportional to 226,325.08, 312,327.33 and 122,958.40
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Solution
The fourth proportional to 226,325.08, 312,327.33 and 122,958.40 is: 169,681.90
Step by Step Solution
- Step 1: Write the proportion equation
226,325.08 : 312,327.33 = 122,958.40 : x - Step 2: Convert to fraction form
226,325.08/312,327.33 = 122,958.40/x - Step 3: Cross multiply
226,325.08x = 312,327.33 × 122,958.40 - Step 4: Simplify right side
226,325.08x = 38,403,268,773.07 - Step 5: Solve for x
x = 38,403,268,773.07/226,325.08 - Step 6: Final answer
x = 169,681.90
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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.