Finding the Fourth Proportional to 366,987.52, 550,482.12 and 100,751.68
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Solution
The fourth proportional to 366,987.52, 550,482.12 and 100,751.68 is: 151,127.75
Step by Step Solution
- Step 1: Write the proportion equation
366,987.52 : 550,482.12 = 100,751.68 : x - Step 2: Convert to fraction form
366,987.52/550,482.12 = 100,751.68/x - Step 3: Cross multiply
366,987.52x = 550,482.12 × 100,751.68 - Step 4: Simplify right side
366,987.52x = 55,461,998,399.96 - Step 5: Solve for x
x = 55,461,998,399.96/366,987.52 - Step 6: Final answer
x = 151,127.75
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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.