Finding the Fourth Proportional to 126,842.00, 175,044.79 and 72,393.08
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Solution
The fourth proportional to 126,842.00, 175,044.79 and 72,393.08 is: 99,904.06
Step by Step Solution
- Step 1: Write the proportion equation
126,842.00 : 175,044.79 = 72,393.08 : x - Step 2: Convert to fraction form
126,842.00/175,044.79 = 72,393.08/x - Step 3: Cross multiply
126,842.00x = 175,044.79 × 72,393.08 - Step 4: Simplify right side
126,842.00x = 12,672,030,893.79 - Step 5: Solve for x
x = 12,672,030,893.79/126,842.00 - Step 6: Final answer
x = 99,904.06
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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.