Finding the Fourth Proportional to 132,529.24, 182,888.94 and 72,101.08
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Solution
The fourth proportional to 132,529.24, 182,888.94 and 72,101.08 is: 99,498.72
Step by Step Solution
- Step 1: Write the proportion equation
132,529.24 : 182,888.94 = 72,101.08 : x - Step 2: Convert to fraction form
132,529.24/182,888.94 = 72,101.08/x - Step 3: Cross multiply
132,529.24x = 182,888.94 × 72,101.08 - Step 4: Simplify right side
132,529.24x = 13,186,490,094.06 - Step 5: Solve for x
x = 13,186,490,094.06/132,529.24 - Step 6: Final answer
x = 99,498.72
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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.