Finding the Fourth Proportional to 226,258.08, 312,236.88 and 125,656.08
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Solution
The fourth proportional to 226,258.08, 312,236.88 and 125,656.08 is: 173,405.80
Step by Step Solution
- Step 1: Write the proportion equation
226,258.08 : 312,236.88 = 125,656.08 : x - Step 2: Convert to fraction form
226,258.08/312,236.88 = 125,656.08/x - Step 3: Cross multiply
226,258.08x = 312,236.88 × 125,656.08 - Step 4: Simplify right side
226,258.08x = 39,234,462,372.23 - Step 5: Solve for x
x = 39,234,462,372.23/226,258.08 - Step 6: Final answer
x = 173,405.80
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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.