Finding the Fourth Proportional to 186,653.53, 257,587.95 and 104,995.96
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Solution
The fourth proportional to 186,653.53, 257,587.95 and 104,995.96 is: 144,897.84
Step by Step Solution
- Step 1: Write the proportion equation
186,653.53 : 257,587.95 = 104,995.96 : x - Step 2: Convert to fraction form
186,653.53/257,587.95 = 104,995.96/x - Step 3: Cross multiply
186,653.53x = 257,587.95 × 104,995.96 - Step 4: Simplify right side
186,653.53x = 27,045,694,094.68 - Step 5: Solve for x
x = 27,045,694,094.68/186,653.53 - Step 6: Final answer
x = 144,897.84
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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.