Finding the Fourth Proportional to 88,708.98, 133,103.07 and 48,194.79
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Solution
The fourth proportional to 88,708.98, 133,103.07 and 48,194.79 is: 72,313.70
Step by Step Solution
- Step 1: Write the proportion equation
88,708.98 : 133,103.07 = 48,194.79 : x - Step 2: Convert to fraction form
88,708.98/133,103.07 = 48,194.79/x - Step 3: Cross multiply
88,708.98x = 133,103.07 × 48,194.79 - Step 4: Simplify right side
88,708.98x = 6,414,874,507.01 - Step 5: Solve for x
x = 6,414,874,507.01/88,708.98 - Step 6: Final answer
x = 72,313.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.