Finding the Fourth Proportional to 137,539.91, 206,310.62 and 62,607.65
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Solution
The fourth proportional to 137,539.91, 206,310.62 and 62,607.65 is: 93,911.81
Step by Step Solution
- Step 1: Write the proportion equation
137,539.91 : 206,310.62 = 62,607.65 : x - Step 2: Convert to fraction form
137,539.91/206,310.62 = 62,607.65/x - Step 3: Cross multiply
137,539.91x = 206,310.62 × 62,607.65 - Step 4: Simplify right side
137,539.91x = 12,916,621,743.65 - Step 5: Solve for x
x = 12,916,621,743.65/137,539.91 - Step 6: Final answer
x = 93,911.81
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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.