Finding the Fourth Proportional to 225,577.10, 311,292.30 and 133,758.17
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Solution
The fourth proportional to 225,577.10, 311,292.30 and 133,758.17 is: 184,583.84
Step by Step Solution
- Step 1: Write the proportion equation
225,577.10 : 311,292.30 = 133,758.17 : x - Step 2: Convert to fraction form
225,577.10/311,292.30 = 133,758.17/x - Step 3: Cross multiply
225,577.10x = 311,292.30 × 133,758.17 - Step 4: Simplify right side
225,577.10x = 41,637,886,826.63 - Step 5: Solve for x
x = 41,637,886,826.63/225,577.10 - Step 6: Final answer
x = 184,583.84
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1.5x scale
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.