Finding the Fourth Proportional to 132,271.68, 182,532.30 and 74,910.08
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Solution
The fourth proportional to 132,271.68, 182,532.30 and 74,910.08 is: 103,374.43
Step by Step Solution
- Step 1: Write the proportion equation
132,271.68 : 182,532.30 = 74,910.08 : x - Step 2: Convert to fraction form
132,271.68/182,532.30 = 74,910.08/x - Step 3: Cross multiply
132,271.68x = 182,532.30 × 74,910.08 - Step 4: Simplify right side
132,271.68x = 13,673,509,792.37 - Step 5: Solve for x
x = 13,673,509,792.37/132,271.68 - Step 6: Final answer
x = 103,374.43
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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.