Finding the Fourth Proportional to 186,944.08, 257,970.82 and 102,060.96
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Solution
The fourth proportional to 186,944.08, 257,970.82 and 102,060.96 is: 140,837.57
Step by Step Solution
- Step 1: Write the proportion equation
186,944.08 : 257,970.82 = 102,060.96 : x - Step 2: Convert to fraction form
186,944.08/257,970.82 = 102,060.96/x - Step 3: Cross multiply
186,944.08x = 257,970.82 × 102,060.96 - Step 4: Simplify right side
186,944.08x = 26,328,749,541.19 - Step 5: Solve for x
x = 26,328,749,541.19/186,944.08 - Step 6: Final answer
x = 140,837.57
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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.