Finding the Fourth Proportional to 137,096.91, 205,646.45 and 48,330.09
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Solution
The fourth proportional to 137,096.91, 205,646.45 and 48,330.09 is: 72,495.52
Step by Step Solution
- Step 1: Write the proportion equation
137,096.91 : 205,646.45 = 48,330.09 : x - Step 2: Convert to fraction form
137,096.91/205,646.45 = 48,330.09/x - Step 3: Cross multiply
137,096.91x = 205,646.45 × 48,330.09 - Step 4: Simplify right side
137,096.91x = 9,938,911,195.03 - Step 5: Solve for x
x = 9,938,911,195.03/137,096.91 - Step 6: Final answer
x = 72,495.52
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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.