Finding the Fourth Proportional to 102,947.73, 154,332.73 and 39,812.08
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Solution
The fourth proportional to 102,947.73, 154,332.73 and 39,812.08 is: 59,683.75
Step by Step Solution
- Step 1: Write the proportion equation
102,947.73 : 154,332.73 = 39,812.08 : x - Step 2: Convert to fraction form
102,947.73/154,332.73 = 39,812.08/x - Step 3: Cross multiply
102,947.73x = 154,332.73 × 39,812.08 - Step 4: Simplify right side
102,947.73x = 6,144,306,993.38 - Step 5: Solve for x
x = 6,144,306,993.38/102,947.73 - Step 6: Final answer
x = 59,683.75
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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.