Finding the Fourth Proportional to 92,224.63, 138,309.58 and 39,621.84
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Solution
The fourth proportional to 92,224.63, 138,309.58 and 39,621.84 is: 59,421.00
Step by Step Solution
- Step 1: Write the proportion equation
92,224.63 : 138,309.58 = 39,621.84 : x - Step 2: Convert to fraction form
92,224.63/138,309.58 = 39,621.84/x - Step 3: Cross multiply
92,224.63x = 138,309.58 × 39,621.84 - Step 4: Simplify right side
92,224.63x = 5,480,080,049.23 - Step 5: Solve for x
x = 5,480,080,049.23/92,224.63 - Step 6: Final answer
x = 59,421.00
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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.