Finding the Fourth Proportional to 126,926.80, 175,156.68 and 73,214.08
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Solution
The fourth proportional to 126,926.80, 175,156.68 and 73,214.08 is: 101,034.10
Step by Step Solution
- Step 1: Write the proportion equation
126,926.80 : 175,156.68 = 73,214.08 : x - Step 2: Convert to fraction form
126,926.80/175,156.68 = 73,214.08/x - Step 3: Cross multiply
126,926.80x = 175,156.68 × 73,214.08 - Step 4: Simplify right side
126,926.80x = 12,823,935,182.05 - Step 5: Solve for x
x = 12,823,935,182.05/126,926.80 - Step 6: Final answer
x = 101,034.10
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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.