Finding the Fourth Proportional to 225,562.44, 311,278.68 and 123,588.08
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Solution
The fourth proportional to 225,562.44, 311,278.68 and 123,588.08 is: 170,552.93
Step by Step Solution
- Step 1: Write the proportion equation
225,562.44 : 311,278.68 = 123,588.08 : x - Step 2: Convert to fraction form
225,562.44/311,278.68 = 123,588.08/x - Step 3: Cross multiply
225,562.44x = 311,278.68 × 123,588.08 - Step 4: Simplify right side
225,562.44x = 38,470,334,406.13 - Step 5: Solve for x
x = 38,470,334,406.13/225,562.44 - Step 6: Final answer
x = 170,552.93
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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.