Finding the Fourth Proportional to 107,733.95, 161,670.63 and 48,566.03
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Solution
The fourth proportional to 107,733.95, 161,670.63 and 48,566.03 is: 72,880.47
Step by Step Solution
- Step 1: Write the proportion equation
107,733.95 : 161,670.63 = 48,566.03 : x - Step 2: Convert to fraction form
107,733.95/161,670.63 = 48,566.03/x - Step 3: Cross multiply
107,733.95x = 161,670.63 × 48,566.03 - Step 4: Simplify right side
107,733.95x = 7,851,700,949.87 - Step 5: Solve for x
x = 7,851,700,949.87/107,733.95 - Step 6: Final answer
x = 72,880.47
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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.