Finding the Fourth Proportional to 73,465.74, 110,133.99 and 29,123.64
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Solution
The fourth proportional to 73,465.74, 110,133.99 and 29,123.64 is: 43,659.84
Step by Step Solution
- Step 1: Write the proportion equation
73,465.74 : 110,133.99 = 29,123.64 : x - Step 2: Convert to fraction form
73,465.74/110,133.99 = 29,123.64/x - Step 3: Cross multiply
73,465.74x = 110,133.99 × 29,123.64 - Step 4: Simplify right side
73,465.74x = 3,207,502,676.52 - Step 5: Solve for x
x = 3,207,502,676.52/73,465.74 - Step 6: Final answer
x = 43,659.84
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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.