Finding the Fourth Proportional to 83,455.09, 125,202.33 and 27,294.99
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Solution
The fourth proportional to 83,455.09, 125,202.33 and 27,294.99 is: 40,948.92
Step by Step Solution
- Step 1: Write the proportion equation
83,455.09 : 125,202.33 = 27,294.99 : x - Step 2: Convert to fraction form
83,455.09/125,202.33 = 27,294.99/x - Step 3: Cross multiply
83,455.09x = 125,202.33 × 27,294.99 - Step 4: Simplify right side
83,455.09x = 3,417,395,719.32 - Step 5: Solve for x
x = 3,417,395,719.32/83,455.09 - Step 6: Final answer
x = 40,948.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.