Finding the Fourth Proportional to 178,108.63, 245,795.46 and 97,543.80
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Solution
The fourth proportional to 178,108.63, 245,795.46 and 97,543.80 is: 134,613.48
Step by Step Solution
- Step 1: Write the proportion equation
178,108.63 : 245,795.46 = 97,543.80 : x - Step 2: Convert to fraction form
178,108.63/245,795.46 = 97,543.80/x - Step 3: Cross multiply
178,108.63x = 245,795.46 × 97,543.80 - Step 4: Simplify right side
178,108.63x = 23,975,823,191.15 - Step 5: Solve for x
x = 23,975,823,191.15/178,108.63 - Step 6: Final answer
x = 134,613.48
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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.