Finding the Fourth Proportional to 178,135.08, 245,826.34 and 98,647.08
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Solution
The fourth proportional to 178,135.08, 245,826.34 and 98,647.08 is: 136,132.93
Step by Step Solution
- Step 1: Write the proportion equation
178,135.08 : 245,826.34 = 98,647.08 : x - Step 2: Convert to fraction form
178,135.08/245,826.34 = 98,647.08/x - Step 3: Cross multiply
178,135.08x = 245,826.34 × 98,647.08 - Step 4: Simplify right side
178,135.08x = 24,250,050,628.09 - Step 5: Solve for x
x = 24,250,050,628.09/178,135.08 - Step 6: Final answer
x = 136,132.93
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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.