Finding the Fourth Proportional to 73,746.52, 110,620.18 and 18,342.52
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Solution
The fourth proportional to 73,746.52, 110,620.18 and 18,342.52 is: 27,513.88
Step by Step Solution
- Step 1: Write the proportion equation
73,746.52 : 110,620.18 = 18,342.52 : x - Step 2: Convert to fraction form
73,746.52/110,620.18 = 18,342.52/x - Step 3: Cross multiply
73,746.52x = 110,620.18 × 18,342.52 - Step 4: Simplify right side
73,746.52x = 2,029,052,864.05 - Step 5: Solve for x
x = 2,029,052,864.05/73,746.52 - Step 6: Final answer
x = 27,513.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.