Finding the Fourth Proportional to 147,974.92, 221,964.42 and 48,135.63
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Solution
The fourth proportional to 147,974.92, 221,964.42 and 48,135.63 is: 72,204.12
Step by Step Solution
- Step 1: Write the proportion equation
147,974.92 : 221,964.42 = 48,135.63 : x - Step 2: Convert to fraction form
147,974.92/221,964.42 = 48,135.63/x - Step 3: Cross multiply
147,974.92x = 221,964.42 × 48,135.63 - Step 4: Simplify right side
147,974.92x = 10,684,398,207.16 - Step 5: Solve for x
x = 10,684,398,207.16/147,974.92 - Step 6: Final answer
x = 72,204.12
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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.