Finding the Fourth Proportional to 114,013.44, 170,864.64 and 69,655.68
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Solution
The fourth proportional to 114,013.44, 170,864.64 and 69,655.68 is: 104,388.51
Step by Step Solution
- Step 1: Write the proportion equation
114,013.44 : 170,864.64 = 69,655.68 : x - Step 2: Convert to fraction form
114,013.44/170,864.64 = 69,655.68/x - Step 3: Cross multiply
114,013.44x = 170,864.64 × 69,655.68 - Step 4: Simplify right side
114,013.44x = 11,901,692,687.16 - Step 5: Solve for x
x = 11,901,692,687.16/114,013.44 - Step 6: Final answer
x = 104,388.51
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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.