Finding the Fourth Proportional to 225,399.98, 311,030.42 and 134,737.94
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Solution
The fourth proportional to 225,399.98, 311,030.42 and 134,737.94 is: 185,925.47
Step by Step Solution
- Step 1: Write the proportion equation
225,399.98 : 311,030.42 = 134,737.94 : x - Step 2: Convert to fraction form
225,399.98/311,030.42 = 134,737.94/x - Step 3: Cross multiply
225,399.98x = 311,030.42 × 134,737.94 - Step 4: Simplify right side
225,399.98x = 41,907,598,068.13 - Step 5: Solve for x
x = 41,907,598,068.13/225,399.98 - Step 6: Final answer
x = 185,925.47
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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.