Finding the Fourth Proportional to 67,983.48, 101,962.26 and 26,425.08
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Solution
The fourth proportional to 67,983.48, 101,962.26 and 26,425.08 is: 39,632.58
Step by Step Solution
- Step 1: Write the proportion equation
67,983.48 : 101,962.26 = 26,425.08 : x - Step 2: Convert to fraction form
67,983.48/101,962.26 = 26,425.08/x - Step 3: Cross multiply
67,983.48x = 101,962.26 × 26,425.08 - Step 4: Simplify right side
67,983.48x = 2,694,360,877.48 - Step 5: Solve for x
x = 2,694,360,877.48/67,983.48 - Step 6: Final answer
x = 39,632.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.