Finding the Fourth Proportional to 155,701.55, 232,699.07 and 113,670.14
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Solution
The fourth proportional to 155,701.55, 232,699.07 and 113,670.14 is: 169,882.28
Step by Step Solution
- Step 1: Write the proportion equation
155,701.55 : 232,699.07 = 113,670.14 : x - Step 2: Convert to fraction form
155,701.55/232,699.07 = 113,670.14/x - Step 3: Cross multiply
155,701.55x = 232,699.07 × 113,670.14 - Step 4: Simplify right side
155,701.55x = 26,450,934,132.92 - Step 5: Solve for x
x = 26,450,934,132.92/155,701.55 - Step 6: Final answer
x = 169,882.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.