Finding the Fourth Proportional to 106,714.44, 147,334.62 and 68,490.48
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Solution
The fourth proportional to 106,714.44, 147,334.62 and 68,490.48 is: 94,560.95
Step by Step Solution
- Step 1: Write the proportion equation
106,714.44 : 147,334.62 = 68,490.48 : x - Step 2: Convert to fraction form
106,714.44/147,334.62 = 68,490.48/x - Step 3: Cross multiply
106,714.44x = 147,334.62 × 68,490.48 - Step 4: Simplify right side
106,714.44x = 10,091,018,844.42 - Step 5: Solve for x
x = 10,091,018,844.42/106,714.44 - Step 6: Final answer
x = 94,560.95
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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.