Finding the Fourth Proportional to 227,634.84, 314,119.97 and 125,643.95
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Solution
The fourth proportional to 227,634.84, 314,119.97 and 125,643.95 is: 173,379.75
Step by Step Solution
- Step 1: Write the proportion equation
227,634.84 : 314,119.97 = 125,643.95 : x - Step 2: Convert to fraction form
227,634.84/314,119.97 = 125,643.95/x - Step 3: Cross multiply
227,634.84x = 314,119.97 × 125,643.95 - Step 4: Simplify right side
227,634.84x = 39,467,271,605.86 - Step 5: Solve for x
x = 39,467,271,605.86/227,634.84 - Step 6: Final answer
x = 173,379.75
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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.