Finding the Fourth Proportional to 178,416.60, 246,214.26 and 97,842.12
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Solution
The fourth proportional to 178,416.60, 246,214.26 and 97,842.12 is: 135,021.77
Step by Step Solution
- Step 1: Write the proportion equation
178,416.60 : 246,214.26 = 97,842.12 : x - Step 2: Convert to fraction form
178,416.60/246,214.26 = 97,842.12/x - Step 3: Cross multiply
178,416.60x = 246,214.26 × 97,842.12 - Step 4: Simplify right side
178,416.60x = 24,090,125,172.63 - Step 5: Solve for x
x = 24,090,125,172.63/178,416.60 - Step 6: Final answer
x = 135,021.77
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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.