Finding the Fourth Proportional to 159,126.08, 238,689.44 and 40,797.84
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Solution
The fourth proportional to 159,126.08, 238,689.44 and 40,797.84 is: 61,196.84
Step by Step Solution
- Step 1: Write the proportion equation
159,126.08 : 238,689.44 = 40,797.84 : x - Step 2: Convert to fraction form
159,126.08/238,689.44 = 40,797.84/x - Step 3: Cross multiply
159,126.08x = 238,689.44 × 40,797.84 - Step 4: Simplify right side
159,126.08x = 9,738,013,582.81 - Step 5: Solve for x
x = 9,738,013,582.81/159,126.08 - Step 6: Final answer
x = 61,196.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.