Finding the Fourth Proportional to 112,272.43, 168,389.50 and 37,384.08
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Solution
The fourth proportional to 112,272.43, 168,389.50 and 37,384.08 is: 56,069.75
Step by Step Solution
- Step 1: Write the proportion equation
112,272.43 : 168,389.50 = 37,384.08 : x - Step 2: Convert to fraction form
112,272.43/168,389.50 = 37,384.08/x - Step 3: Cross multiply
112,272.43x = 168,389.50 × 37,384.08 - Step 4: Simplify right side
112,272.43x = 6,295,086,539.16 - Step 5: Solve for x
x = 6,295,086,539.16/112,272.43 - Step 6: Final answer
x = 56,069.75
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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.