Finding the Fourth Proportional to 155,277.73, 214,389.50 and 118,915.02
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Solution
The fourth proportional to 155,277.73, 214,389.50 and 118,915.02 is: 164,184.08
Step by Step Solution
- Step 1: Write the proportion equation
155,277.73 : 214,389.50 = 118,915.02 : x - Step 2: Convert to fraction form
155,277.73/214,389.50 = 118,915.02/x - Step 3: Cross multiply
155,277.73x = 214,389.50 × 118,915.02 - Step 4: Simplify right side
155,277.73x = 25,494,131,680.29 - Step 5: Solve for x
x = 25,494,131,680.29/155,277.73 - Step 6: Final answer
x = 164,184.08
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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.