Finding the Fourth Proportional to 155,371, 233,056.50 and 38,635
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Solution
The fourth proportional to 155,371, 233,056.50 and 38,635 is: 57,952.50
Step by Step Solution
- Step 1: Write the proportion equation
155,371 : 233,056.50 = 38,635 : x - Step 2: Convert to fraction form
155,371/233,056.50 = 38,635/x - Step 3: Cross multiply
155,371x = 233,056.50 × 38,635 - Step 4: Simplify right side
155,371x = 9,004,137,877.50 - Step 5: Solve for x
x = 9,004,137,877.50/155,371 - Step 6: Final answer
x = 57,952.50
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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.