Finding the Fourth Proportional to 132,050.24, 182,226.84 and 74,688.56
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Solution
The fourth proportional to 132,050.24, 182,226.84 and 74,688.56 is: 103,068.80
Step by Step Solution
- Step 1: Write the proportion equation
132,050.24 : 182,226.84 = 74,688.56 : x - Step 2: Convert to fraction form
132,050.24/182,226.84 = 74,688.56/x - Step 3: Cross multiply
132,050.24x = 182,226.84 × 74,688.56 - Step 4: Simplify right side
132,050.24x = 13,610,260,272.95 - Step 5: Solve for x
x = 13,610,260,272.95/132,050.24 - Step 6: Final answer
x = 103,068.80
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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.