Finding the Fourth Proportional to 225,652.42, 311,220.95 and 191,773.05
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Solution
The fourth proportional to 225,652.42, 311,220.95 and 191,773.05 is: 264,494.35
Step by Step Solution
- Step 1: Write the proportion equation
225,652.42 : 311,220.95 = 191,773.05 : x - Step 2: Convert to fraction form
225,652.42/311,220.95 = 191,773.05/x - Step 3: Cross multiply
225,652.42x = 311,220.95 × 191,773.05 - Step 4: Simplify right side
225,652.42x = 59,683,790,805.40 - Step 5: Solve for x
x = 59,683,790,805.40/225,652.42 - Step 6: Final answer
x = 264,494.35
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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.