Finding the Fourth Proportional to 208,425.44, 313,056.62 and 124,349.63
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Solution
The fourth proportional to 208,425.44, 313,056.62 and 124,349.63 is: 186,774.10
Step by Step Solution
- Step 1: Write the proportion equation
208,425.44 : 313,056.62 = 124,349.63 : x - Step 2: Convert to fraction form
208,425.44/313,056.62 = 124,349.63/x - Step 3: Cross multiply
208,425.44x = 313,056.62 × 124,349.63 - Step 4: Simplify right side
208,425.44x = 38,928,472,679.02 - Step 5: Solve for x
x = 38,928,472,679.02/208,425.44 - Step 6: Final answer
x = 186,774.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.