Finding the Fourth Proportional to 250,368.04, 345,509.58 and 137,194.84
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Solution
The fourth proportional to 250,368.04, 345,509.58 and 137,194.84 is: 189,329.80
Step by Step Solution
- Step 1: Write the proportion equation
250,368.04 : 345,509.58 = 137,194.84 : x - Step 2: Convert to fraction form
250,368.04/345,509.58 = 137,194.84/x - Step 3: Cross multiply
250,368.04x = 345,509.58 × 137,194.84 - Step 4: Simplify right side
250,368.04x = 47,402,131,546.57 - Step 5: Solve for x
x = 47,402,131,546.57/250,368.04 - Step 6: Final answer
x = 189,329.80
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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.