Finding the Fourth Proportional to 245,664.09, 368,491.98 and 110,653.05
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Solution
The fourth proportional to 245,664.09, 368,491.98 and 110,653.05 is: 165,977.70
Step by Step Solution
- Step 1: Write the proportion equation
245,664.09 : 368,491.98 = 110,653.05 : x - Step 2: Convert to fraction form
245,664.09/368,491.98 = 110,653.05/x - Step 3: Cross multiply
245,664.09x = 368,491.98 × 110,653.05 - Step 4: Simplify right side
245,664.09x = 40,774,761,487.54 - Step 5: Solve for x
x = 40,774,761,487.54/245,664.09 - Step 6: Final answer
x = 165,977.70
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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.