Finding the Fourth Proportional to 148,256.46, 204,578.64 and 84,582
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Solution
The fourth proportional to 148,256.46, 204,578.64 and 84,582 is: 116,714.45
Step by Step Solution
- Step 1: Write the proportion equation
148,256.46 : 204,578.64 = 84,582 : x - Step 2: Convert to fraction form
148,256.46/204,578.64 = 84,582/x - Step 3: Cross multiply
148,256.46x = 204,578.64 × 84,582 - Step 4: Simplify right side
148,256.46x = 17,303,670,528.48 - Step 5: Solve for x
x = 17,303,670,528.48/148,256.46 - Step 6: Final answer
x = 116,714.45
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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.