Finding the Fourth Proportional to 184,988.99, 255,285.14 and 100,106.07
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Solution
The fourth proportional to 184,988.99, 255,285.14 and 100,106.07 is: 138,146.56
Step by Step Solution
- Step 1: Write the proportion equation
184,988.99 : 255,285.14 = 100,106.07 : x - Step 2: Convert to fraction form
184,988.99/255,285.14 = 100,106.07/x - Step 3: Cross multiply
184,988.99x = 255,285.14 × 100,106.07 - Step 4: Simplify right side
184,988.99x = 25,555,591,594.27 - Step 5: Solve for x
x = 25,555,591,594.27/184,988.99 - Step 6: Final answer
x = 138,146.56
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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.