Finding the Fourth Proportional to 137,641.73, 206,323.16 and 93,272.99
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Solution
The fourth proportional to 137,641.73, 206,323.16 and 93,272.99 is: 139,814.99
Step by Step Solution
- Step 1: Write the proportion equation
137,641.73 : 206,323.16 = 93,272.99 : x - Step 2: Convert to fraction form
137,641.73/206,323.16 = 93,272.99/x - Step 3: Cross multiply
137,641.73x = 206,323.16 × 93,272.99 - Step 4: Simplify right side
137,641.73x = 19,244,376,541.47 - Step 5: Solve for x
x = 19,244,376,541.47/137,641.73 - Step 6: Final answer
x = 139,814.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.