Finding the Fourth Proportional to 178,758.24, 246,688.38 and 98,187.63
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Solution
The fourth proportional to 178,758.24, 246,688.38 and 98,187.63 is: 135,500.03
Step by Step Solution
- Step 1: Write the proportion equation
178,758.24 : 246,688.38 = 98,187.63 : x - Step 2: Convert to fraction form
178,758.24/246,688.38 = 98,187.63/x - Step 3: Cross multiply
178,758.24x = 246,688.38 × 98,187.63 - Step 4: Simplify right side
178,758.24x = 24,221,747,380.74 - Step 5: Solve for x
x = 24,221,747,380.74/178,758.24 - Step 6: Final answer
x = 135,500.03
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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.