Finding the Fourth Proportional to 276,209.73, 381,034.35 and 168,592.95
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Solution
The fourth proportional to 276,209.73, 381,034.35 and 168,592.95 is: 232,575.82
Step by Step Solution
- Step 1: Write the proportion equation
276,209.73 : 381,034.35 = 168,592.95 : x - Step 2: Convert to fraction form
276,209.73/381,034.35 = 168,592.95/x - Step 3: Cross multiply
276,209.73x = 381,034.35 × 168,592.95 - Step 4: Simplify right side
276,209.73x = 64,239,705,117.83 - Step 5: Solve for x
x = 64,239,705,117.83/276,209.73 - Step 6: Final answer
x = 232,575.82
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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.