Finding the Fourth Proportional to 126,848.24, 175,007.91 and 73,132.07
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Solution
The fourth proportional to 126,848.24, 175,007.91 and 73,132.07 is: 100,897.67
Step by Step Solution
- Step 1: Write the proportion equation
126,848.24 : 175,007.91 = 73,132.07 : x - Step 2: Convert to fraction form
126,848.24/175,007.91 = 73,132.07/x - Step 3: Cross multiply
126,848.24x = 175,007.91 × 73,132.07 - Step 4: Simplify right side
126,848.24x = 12,798,691,162.19 - Step 5: Solve for x
x = 12,798,691,162.19/126,848.24 - Step 6: Final answer
x = 100,897.67
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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.