Finding the Fourth Proportional to 178,369.90, 246,153.84 and 97,792.62
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Solution
The fourth proportional to 178,369.90, 246,153.84 and 97,792.62 is: 134,955.66
Step by Step Solution
- Step 1: Write the proportion equation
178,369.90 : 246,153.84 = 97,792.62 : x - Step 2: Convert to fraction form
178,369.90/246,153.84 = 97,792.62/x - Step 3: Cross multiply
178,369.90x = 246,153.84 × 97,792.62 - Step 4: Simplify right side
178,369.90x = 24,072,027,646.86 - Step 5: Solve for x
x = 24,072,027,646.86/178,369.90 - Step 6: Final answer
x = 134,955.66
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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.