Finding the Fourth Proportional to 230,839.93, 318,691.61 and 175,961.26
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Solution
The fourth proportional to 230,839.93, 318,691.61 and 175,961.26 is: 242,927.55
Step by Step Solution
- Step 1: Write the proportion equation
230,839.93 : 318,691.61 = 175,961.26 : x - Step 2: Convert to fraction form
230,839.93/318,691.61 = 175,961.26/x - Step 3: Cross multiply
230,839.93x = 318,691.61 × 175,961.26 - Step 4: Simplify right side
230,839.93x = 56,077,378,415.22 - Step 5: Solve for x
x = 56,077,378,415.22/230,839.93 - Step 6: Final answer
x = 242,927.55
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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.