Finding the Fourth Proportional to 126,836.01, 175,094.06 and 79,159.41
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Solution
The fourth proportional to 126,836.01, 175,094.06 and 79,159.41 is: 109,277.66
Step by Step Solution
- Step 1: Write the proportion equation
126,836.01 : 175,094.06 = 79,159.41 : x - Step 2: Convert to fraction form
126,836.01/175,094.06 = 79,159.41/x - Step 3: Cross multiply
126,836.01x = 175,094.06 × 79,159.41 - Step 4: Simplify right side
126,836.01x = 13,860,342,088.31 - Step 5: Solve for x
x = 13,860,342,088.31/126,836.01 - Step 6: Final answer
x = 109,277.66
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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.