Finding the Fourth Proportional to 79,749.08, 110,050.34 and 45,733.94
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Solution
The fourth proportional to 79,749.08, 110,050.34 and 45,733.94 is: 63,110.89
Step by Step Solution
- Step 1: Write the proportion equation
79,749.08 : 110,050.34 = 45,733.94 : x - Step 2: Convert to fraction form
79,749.08/110,050.34 = 45,733.94/x - Step 3: Cross multiply
79,749.08x = 110,050.34 × 45,733.94 - Step 4: Simplify right side
79,749.08x = 5,033,035,646.54 - Step 5: Solve for x
x = 5,033,035,646.54/79,749.08 - Step 6: Final answer
x = 63,110.89
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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.