Finding the Fourth Proportional to 178,352.74, 246,126.70 and 97,778.53
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Solution
The fourth proportional to 178,352.74, 246,126.70 and 97,778.53 is: 134,934.32
Step by Step Solution
- Step 1: Write the proportion equation
178,352.74 : 246,126.70 = 97,778.53 : x - Step 2: Convert to fraction form
178,352.74/246,126.70 = 97,778.53/x - Step 3: Cross multiply
178,352.74x = 246,126.70 × 97,778.53 - Step 4: Simplify right side
178,352.74x = 24,065,906,059.99 - Step 5: Solve for x
x = 24,065,906,059.99/178,352.74 - Step 6: Final answer
x = 134,934.32
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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.