Finding the Fourth Proportional to 75,353.07, 113,026.06 and 27,977.59
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Solution
The fourth proportional to 75,353.07, 113,026.06 and 27,977.59 is: 41,965.07
Step by Step Solution
- Step 1: Write the proportion equation
75,353.07 : 113,026.06 = 27,977.59 : x - Step 2: Convert to fraction form
75,353.07/113,026.06 = 27,977.59/x - Step 3: Cross multiply
75,353.07x = 113,026.06 × 27,977.59 - Step 4: Simplify right side
75,353.07x = 3,162,196,766.00 - Step 5: Solve for x
x = 3,162,196,766.00/75,353.07 - Step 6: Final answer
x = 41,965.07
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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.