Finding the Fourth Proportional to 137,886.09, 207,004.14 and 117,240.81
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Solution
The fourth proportional to 137,886.09, 207,004.14 and 117,240.81 is: 176,010.02
Step by Step Solution
- Step 1: Write the proportion equation
137,886.09 : 207,004.14 = 117,240.81 : x - Step 2: Convert to fraction form
137,886.09/207,004.14 = 117,240.81/x - Step 3: Cross multiply
137,886.09x = 207,004.14 × 117,240.81 - Step 4: Simplify right side
137,886.09x = 24,269,333,046.95 - Step 5: Solve for x
x = 24,269,333,046.95/137,886.09 - Step 6: Final answer
x = 176,010.02
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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.