Finding the Fourth Proportional to 147,819.03, 203,750.64 and 115,497.14
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Solution
The fourth proportional to 147,819.03, 203,750.64 and 115,497.14 is: 159,198.83
Step by Step Solution
- Step 1: Write the proportion equation
147,819.03 : 203,750.64 = 115,497.14 : x - Step 2: Convert to fraction form
147,819.03/203,750.64 = 115,497.14/x - Step 3: Cross multiply
147,819.03x = 203,750.64 × 115,497.14 - Step 4: Simplify right side
147,819.03x = 23,532,616,320.51 - Step 5: Solve for x
x = 23,532,616,320.51/147,819.03 - Step 6: Final answer
x = 159,198.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.