Finding the Fourth Proportional to 226,577.97, 312,681.20 and 124,607.88
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Solution
The fourth proportional to 226,577.97, 312,681.20 and 124,607.88 is: 171,960.85
Step by Step Solution
- Step 1: Write the proportion equation
226,577.97 : 312,681.20 = 124,607.88 : x - Step 2: Convert to fraction form
226,577.97/312,681.20 = 124,607.88/x - Step 3: Cross multiply
226,577.97x = 312,681.20 × 124,607.88 - Step 4: Simplify right side
226,577.97x = 38,962,540,824.82 - Step 5: Solve for x
x = 38,962,540,824.82/226,577.97 - Step 6: Final answer
x = 171,960.85
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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.