Finding the Fourth Proportional to 368,376.49, 552,564.75 and 102,137.01
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Solution
The fourth proportional to 368,376.49, 552,564.75 and 102,137.01 is: 153,205.52
Step by Step Solution
- Step 1: Write the proportion equation
368,376.49 : 552,564.75 = 102,137.01 : x - Step 2: Convert to fraction form
368,376.49/552,564.75 = 102,137.01/x - Step 3: Cross multiply
368,376.49x = 552,564.75 × 102,137.01 - Step 4: Simplify right side
368,376.49x = 56,437,311,396.40 - Step 5: Solve for x
x = 56,437,311,396.40/368,376.49 - Step 6: Final answer
x = 153,205.52
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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.