Finding the Fourth Proportional to 178,060.12, 245,723.68 and 97,495.12
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Solution
The fourth proportional to 178,060.12, 245,723.68 and 97,495.12 is: 134,543.66
Step by Step Solution
- Step 1: Write the proportion equation
178,060.12 : 245,723.68 = 97,495.12 : x - Step 2: Convert to fraction form
178,060.12/245,723.68 = 97,495.12/x - Step 3: Cross multiply
178,060.12x = 245,723.68 × 97,495.12 - Step 4: Simplify right side
178,060.12x = 23,956,859,668.44 - Step 5: Solve for x
x = 23,956,859,668.44/178,060.12 - Step 6: Final answer
x = 134,543.66
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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.