Finding the Fourth Proportional to 155,669.40, 233,501.70 and 105,625.08
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Solution
The fourth proportional to 155,669.40, 233,501.70 and 105,625.08 is: 158,435.99
Step by Step Solution
- Step 1: Write the proportion equation
155,669.40 : 233,501.70 = 105,625.08 : x - Step 2: Convert to fraction form
155,669.40/233,501.70 = 105,625.08/x - Step 3: Cross multiply
155,669.40x = 233,501.70 × 105,625.08 - Step 4: Simplify right side
155,669.40x = 24,663,635,742.64 - Step 5: Solve for x
x = 24,663,635,742.64/155,669.40 - Step 6: Final answer
x = 158,435.99
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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.