Finding the Fourth Proportional to 92,491.37, 138,727.96 and 62,696.99
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Solution
The fourth proportional to 92,491.37, 138,727.96 and 62,696.99 is: 94,039.32
Step by Step Solution
- Step 1: Write the proportion equation
92,491.37 : 138,727.96 = 62,696.99 : x - Step 2: Convert to fraction form
92,491.37/138,727.96 = 62,696.99/x - Step 3: Cross multiply
92,491.37x = 138,727.96 × 62,696.99 - Step 4: Simplify right side
92,491.37x = 8,697,825,207.36 - Step 5: Solve for x
x = 8,697,825,207.36/92,491.37 - Step 6: Final answer
x = 94,039.32
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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.