Finding the Fourth Proportional to 184,988.96, 255,284.99 and 100,106.03
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Solution
The fourth proportional to 184,988.96, 255,284.99 and 100,106.03 is: 138,146.44
Step by Step Solution
- Step 1: Write the proportion equation
184,988.96 : 255,284.99 = 100,106.03 : x - Step 2: Convert to fraction form
184,988.96/255,284.99 = 100,106.03/x - Step 3: Cross multiply
184,988.96x = 255,284.99 × 100,106.03 - Step 4: Simplify right side
184,988.96x = 25,555,565,841.33 - Step 5: Solve for x
x = 25,555,565,841.33/184,988.96 - Step 6: Final answer
x = 138,146.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.