Finding the Fourth Proportional to 132,924.06, 183,433.86 and 76,335.84
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Solution
The fourth proportional to 132,924.06, 183,433.86 and 76,335.84 is: 105,342.69
Step by Step Solution
- Step 1: Write the proportion equation
132,924.06 : 183,433.86 = 76,335.84 : x - Step 2: Convert to fraction form
132,924.06/183,433.86 = 76,335.84/x - Step 3: Cross multiply
132,924.06x = 183,433.86 × 76,335.84 - Step 4: Simplify right side
132,924.06x = 14,002,577,787.54 - Step 5: Solve for x
x = 14,002,577,787.54/132,924.06 - Step 6: Final answer
x = 105,342.69
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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.