Finding the Fourth Proportional to 192,840.22, 289,446.91 and 93,070.65
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Solution
The fourth proportional to 192,840.22, 289,446.91 and 93,070.65 is: 139,696.02
Step by Step Solution
- Step 1: Write the proportion equation
192,840.22 : 289,446.91 = 93,070.65 : x - Step 2: Convert to fraction form
192,840.22/289,446.91 = 93,070.65/x - Step 3: Cross multiply
192,840.22x = 289,446.91 × 93,070.65 - Step 4: Simplify right side
192,840.22x = 26,939,012,054.19 - Step 5: Solve for x
x = 26,939,012,054.19/192,840.22 - Step 6: Final answer
x = 139,696.02
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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.