Finding the Fourth Proportional to 113,569.19, 170,193.11 and 62,990.63
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Solution
The fourth proportional to 113,569.19, 170,193.11 and 62,990.63 is: 94,396.82
Step by Step Solution
- Step 1: Write the proportion equation
113,569.19 : 170,193.11 = 62,990.63 : x - Step 2: Convert to fraction form
113,569.19/170,193.11 = 62,990.63/x - Step 3: Cross multiply
113,569.19x = 170,193.11 × 62,990.63 - Step 4: Simplify right side
113,569.19x = 10,720,570,054.64 - Step 5: Solve for x
x = 10,720,570,054.64/113,569.19 - Step 6: Final answer
x = 94,396.82
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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.