Finding the Fourth Proportional to 155,412.68, 232,810.36 and 119,750.26
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Solution
The fourth proportional to 155,412.68, 232,810.36 and 119,750.26 is: 179,387.56
Step by Step Solution
- Step 1: Write the proportion equation
155,412.68 : 232,810.36 = 119,750.26 : x - Step 2: Convert to fraction form
155,412.68/232,810.36 = 119,750.26/x - Step 3: Cross multiply
155,412.68x = 232,810.36 × 119,750.26 - Step 4: Simplify right side
155,412.68x = 27,879,101,140.69 - Step 5: Solve for x
x = 27,879,101,140.69/155,412.68 - Step 6: Final answer
x = 179,387.56
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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.