Finding the Fourth Proportional to 67,633.68, 101,384.60 and 28,202.08
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Solution
The fourth proportional to 67,633.68, 101,384.60 and 28,202.08 is: 42,275.63
Step by Step Solution
- Step 1: Write the proportion equation
67,633.68 : 101,384.60 = 28,202.08 : x - Step 2: Convert to fraction form
67,633.68/101,384.60 = 28,202.08/x - Step 3: Cross multiply
67,633.68x = 101,384.60 × 28,202.08 - Step 4: Simplify right side
67,633.68x = 2,859,256,599.97 - Step 5: Solve for x
x = 2,859,256,599.97/67,633.68 - Step 6: Final answer
x = 42,275.63
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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.