Finding the Fourth Proportional to 97,536.60, 134,608.68 and 55,102.68
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Solution
The fourth proportional to 97,536.60, 134,608.68 and 55,102.68 is: 76,046.32
Step by Step Solution
- Step 1: Write the proportion equation
97,536.60 : 134,608.68 = 55,102.68 : x - Step 2: Convert to fraction form
97,536.60/134,608.68 = 55,102.68/x - Step 3: Cross multiply
97,536.60x = 134,608.68 × 55,102.68 - Step 4: Simplify right side
97,536.60x = 7,417,299,019.26 - Step 5: Solve for x
x = 7,417,299,019.26/97,536.60 - Step 6: Final answer
x = 76,046.32
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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.