Finding the Fourth Proportional to 73,298.74, 109,947.84 and 26,540.68
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Solution
The fourth proportional to 73,298.74, 109,947.84 and 26,540.68 is: 39,810.92
Step by Step Solution
- Step 1: Write the proportion equation
73,298.74 : 109,947.84 = 26,540.68 : x - Step 2: Convert to fraction form
73,298.74/109,947.84 = 26,540.68/x - Step 3: Cross multiply
73,298.74x = 109,947.84 × 26,540.68 - Step 4: Simplify right side
73,298.74x = 2,918,090,438.13 - Step 5: Solve for x
x = 2,918,090,438.13/73,298.74 - Step 6: Final answer
x = 39,810.92
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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.