Finding the Fourth Proportional to 178,798.08, 246,745.48 and 98,230.60
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Solution
The fourth proportional to 178,798.08, 246,745.48 and 98,230.60 is: 135,560.50
Step by Step Solution
- Step 1: Write the proportion equation
178,798.08 : 246,745.48 = 98,230.60 : x - Step 2: Convert to fraction form
178,798.08/246,745.48 = 98,230.60/x - Step 3: Cross multiply
178,798.08x = 246,745.48 × 98,230.60 - Step 4: Simplify right side
178,798.08x = 24,237,956,547.69 - Step 5: Solve for x
x = 24,237,956,547.69/178,798.08 - Step 6: Final answer
x = 135,560.50
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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.