Finding the Fourth Proportional to 137,585.07, 206,355.48 and 37,722.09
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Solution
The fourth proportional to 137,585.07, 206,355.48 and 37,722.09 is: 56,577.07
Step by Step Solution
- Step 1: Write the proportion equation
137,585.07 : 206,355.48 = 37,722.09 : x - Step 2: Convert to fraction form
137,585.07/206,355.48 = 37,722.09/x - Step 3: Cross multiply
137,585.07x = 206,355.48 × 37,722.09 - Step 4: Simplify right side
137,585.07x = 7,784,159,988.55 - Step 5: Solve for x
x = 7,784,159,988.55/137,585.07 - Step 6: Final answer
x = 56,577.07
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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.