Finding the Fourth Proportional to 169,610.68, 234,046.16 and 97,989.17
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Solution
The fourth proportional to 169,610.68, 234,046.16 and 97,989.17 is: 135,215.47
Step by Step Solution
- Step 1: Write the proportion equation
169,610.68 : 234,046.16 = 97,989.17 : x - Step 2: Convert to fraction form
169,610.68/234,046.16 = 97,989.17/x - Step 3: Cross multiply
169,610.68x = 234,046.16 × 97,989.17 - Step 4: Simplify right side
169,610.68x = 22,933,987,667.37 - Step 5: Solve for x
x = 22,933,987,667.37/169,610.68 - Step 6: Final answer
x = 135,215.47
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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.