Finding the Fourth Proportional to 226,503.62, 312,577.08 and 124,529.79
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Solution
The fourth proportional to 226,503.62, 312,577.08 and 124,529.79 is: 171,852.26
Step by Step Solution
- Step 1: Write the proportion equation
226,503.62 : 312,577.08 = 124,529.79 : x - Step 2: Convert to fraction form
226,503.62/312,577.08 = 124,529.79/x - Step 3: Cross multiply
226,503.62x = 312,577.08 × 124,529.79 - Step 4: Simplify right side
226,503.62x = 38,925,158,131.21 - Step 5: Solve for x
x = 38,925,158,131.21/226,503.62 - Step 6: Final answer
x = 171,852.26
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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.