Finding the Fourth Proportional to 73,603.88, 110,407.64 and 26,856.75
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Solution
The fourth proportional to 73,603.88, 110,407.64 and 26,856.75 is: 40,285.79
Step by Step Solution
- Step 1: Write the proportion equation
73,603.88 : 110,407.64 = 26,856.75 : x - Step 2: Convert to fraction form
73,603.88/110,407.64 = 26,856.75/x - Step 3: Cross multiply
73,603.88x = 110,407.64 × 26,856.75 - Step 4: Simplify right side
73,603.88x = 2,965,190,251.29 - Step 5: Solve for x
x = 2,965,190,251.29/73,603.88 - Step 6: Final answer
x = 40,285.79
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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.