Finding the Fourth Proportional to 107,706.92, 161,558.94 and 37,585.88
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Solution
The fourth proportional to 107,706.92, 161,558.94 and 37,585.88 is: 56,378.32
Step by Step Solution
- Step 1: Write the proportion equation
107,706.92 : 161,558.94 = 37,585.88 : x - Step 2: Convert to fraction form
107,706.92/161,558.94 = 37,585.88/x - Step 3: Cross multiply
107,706.92x = 161,558.94 × 37,585.88 - Step 4: Simplify right side
107,706.92x = 6,072,334,931.77 - Step 5: Solve for x
x = 6,072,334,931.77/107,706.92 - Step 6: Final answer
x = 56,378.32
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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.