Finding the Fourth Proportional to 235,551.60, 325,031.64 and 159,236.70
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Solution
The fourth proportional to 235,551.60, 325,031.64 and 159,236.70 is: 219,726.66
Step by Step Solution
- Step 1: Write the proportion equation
235,551.60 : 325,031.64 = 159,236.70 : x - Step 2: Convert to fraction form
235,551.60/325,031.64 = 159,236.70/x - Step 3: Cross multiply
235,551.60x = 325,031.64 × 159,236.70 - Step 4: Simplify right side
235,551.60x = 51,756,965,749.19 - Step 5: Solve for x
x = 51,756,965,749.19/235,551.60 - Step 6: Final answer
x = 219,726.66
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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.