Finding the Fourth Proportional to 169,147.08, 233,419.86 and 97,530.12
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Solution
The fourth proportional to 169,147.08, 233,419.86 and 97,530.12 is: 134,589.77
Step by Step Solution
- Step 1: Write the proportion equation
169,147.08 : 233,419.86 = 97,530.12 : x - Step 2: Convert to fraction form
169,147.08/233,419.86 = 97,530.12/x - Step 3: Cross multiply
169,147.08x = 233,419.86 × 97,530.12 - Step 4: Simplify right side
169,147.08x = 22,765,466,956.18 - Step 5: Solve for x
x = 22,765,466,956.18/169,147.08 - Step 6: Final answer
x = 134,589.77
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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.