Finding the Fourth Proportional to 178,185.05, 245,901.48 and 97,612.55
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Solution
The fourth proportional to 178,185.05, 245,901.48 and 97,612.55 is: 134,708.67
Step by Step Solution
- Step 1: Write the proportion equation
178,185.05 : 245,901.48 = 97,612.55 : x - Step 2: Convert to fraction form
178,185.05/245,901.48 = 97,612.55/x - Step 3: Cross multiply
178,185.05x = 245,901.48 × 97,612.55 - Step 4: Simplify right side
178,185.05x = 24,003,070,570.24 - Step 5: Solve for x
x = 24,003,070,570.24/178,185.05 - Step 6: Final answer
x = 134,708.67
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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.