Finding the Fourth Proportional to 247,992.88, 372,037.20 and 105,836.08
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Solution
The fourth proportional to 247,992.88, 372,037.20 and 105,836.08 is: 158,774.55
Step by Step Solution
- Step 1: Write the proportion equation
247,992.88 : 372,037.20 = 105,836.08 : x - Step 2: Convert to fraction form
247,992.88/372,037.20 = 105,836.08/x - Step 3: Cross multiply
247,992.88x = 372,037.20 × 105,836.08 - Step 4: Simplify right side
247,992.88x = 39,374,958,862.18 - Step 5: Solve for x
x = 39,374,958,862.18/247,992.88 - Step 6: Final answer
x = 158,774.55
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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.