Finding the Fourth Proportional to 247,795.98, 341,965.47 and 140,365.99
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Solution
The fourth proportional to 247,795.98, 341,965.47 and 140,365.99 is: 193,709.04
Step by Step Solution
- Step 1: Write the proportion equation
247,795.98 : 341,965.47 = 140,365.99 : x - Step 2: Convert to fraction form
247,795.98/341,965.47 = 140,365.99/x - Step 3: Cross multiply
247,795.98x = 341,965.47 × 140,365.99 - Step 4: Simplify right side
247,795.98x = 48,000,321,339.64 - Step 5: Solve for x
x = 48,000,321,339.64/247,795.98 - Step 6: Final answer
x = 193,709.04
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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.