Finding the Fourth Proportional to 102,943.73, 154,326.73 and 39,808.08
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Solution
The fourth proportional to 102,943.73, 154,326.73 and 39,808.08 is: 59,677.76
Step by Step Solution
- Step 1: Write the proportion equation
102,943.73 : 154,326.73 = 39,808.08 : x - Step 2: Convert to fraction form
102,943.73/154,326.73 = 39,808.08/x - Step 3: Cross multiply
102,943.73x = 154,326.73 × 39,808.08 - Step 4: Simplify right side
102,943.73x = 6,143,450,813.98 - Step 5: Solve for x
x = 6,143,450,813.98/102,943.73 - Step 6: Final answer
x = 59,677.76
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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.