Finding the Fourth Proportional to 178,192.56, 245,913.12 and 97,627.08
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Solution
The fourth proportional to 178,192.56, 245,913.12 and 97,627.08 is: 134,729.42
Step by Step Solution
- Step 1: Write the proportion equation
178,192.56 : 245,913.12 = 97,627.08 : x - Step 2: Convert to fraction form
178,192.56/245,913.12 = 97,627.08/x - Step 3: Cross multiply
178,192.56x = 245,913.12 × 97,627.08 - Step 4: Simplify right side
178,192.56x = 24,007,779,839.29 - Step 5: Solve for x
x = 24,007,779,839.29/178,192.56 - Step 6: Final answer
x = 134,729.42
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1.5x scale
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.