Finding the Fourth Proportional to 254,201.54, 381,305.24 and 76,710.08
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Solution
The fourth proportional to 254,201.54, 381,305.24 and 76,710.08 is: 115,066.00
Step by Step Solution
- Step 1: Write the proportion equation
254,201.54 : 381,305.24 = 76,710.08 : x - Step 2: Convert to fraction form
254,201.54/381,305.24 = 76,710.08/x - Step 3: Cross multiply
254,201.54x = 381,305.24 × 76,710.08 - Step 4: Simplify right side
254,201.54x = 29,249,955,464.82 - Step 5: Solve for x
x = 29,249,955,464.82/254,201.54 - Step 6: Final answer
x = 115,066.00
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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.