Finding the Fourth Proportional to 186,487.02, 257,345.24 and 101,602.26
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Solution
The fourth proportional to 186,487.02, 257,345.24 and 101,602.26 is: 140,207.39
Step by Step Solution
- Step 1: Write the proportion equation
186,487.02 : 257,345.24 = 101,602.26 : x - Step 2: Convert to fraction form
186,487.02/257,345.24 = 101,602.26/x - Step 3: Cross multiply
186,487.02x = 257,345.24 × 101,602.26 - Step 4: Simplify right side
186,487.02x = 26,146,857,476.23 - Step 5: Solve for x
x = 26,146,857,476.23/186,487.02 - Step 6: Final answer
x = 140,207.39
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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.