Finding the Fourth Proportional to 226,561.19, 312,653.93 and 124,592.92
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Solution
The fourth proportional to 226,561.19, 312,653.93 and 124,592.92 is: 171,937.95
Step by Step Solution
- Step 1: Write the proportion equation
226,561.19 : 312,653.93 = 124,592.92 : x - Step 2: Convert to fraction form
226,561.19/312,653.93 = 124,592.92/x - Step 3: Cross multiply
226,561.19x = 312,653.93 × 124,592.92 - Step 4: Simplify right side
226,561.19x = 38,954,464,683.58 - Step 5: Solve for x
x = 38,954,464,683.58/226,561.19 - Step 6: Final answer
x = 171,937.95
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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.