Finding the Fourth Proportional to 99,696.40, 149,193.30 and 62,274.09
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Solution
The fourth proportional to 99,696.40, 149,193.30 and 62,274.09 is: 93,191.71
Step by Step Solution
- Step 1: Write the proportion equation
99,696.40 : 149,193.30 = 62,274.09 : x - Step 2: Convert to fraction form
99,696.40/149,193.30 = 62,274.09/x - Step 3: Cross multiply
99,696.40x = 149,193.30 × 62,274.09 - Step 4: Simplify right side
99,696.40x = 9,290,877,784.60 - Step 5: Solve for x
x = 9,290,877,784.60/99,696.40 - Step 6: Final answer
x = 93,191.71
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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.