Finding the Fourth Proportional to 178,675.12, 246,572.14 and 98,107.84
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Solution
The fourth proportional to 178,675.12, 246,572.14 and 98,107.84 is: 135,389.08
Step by Step Solution
- Step 1: Write the proportion equation
178,675.12 : 246,572.14 = 98,107.84 : x - Step 2: Convert to fraction form
178,675.12/246,572.14 = 98,107.84/x - Step 3: Cross multiply
178,675.12x = 246,572.14 × 98,107.84 - Step 4: Simplify right side
178,675.12x = 24,190,660,059.58 - Step 5: Solve for x
x = 24,190,660,059.58/178,675.12 - Step 6: Final answer
x = 135,389.08
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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.