Finding the Fourth Proportional to 96,840.80, 145,212.60 and 44,190.80
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Solution
The fourth proportional to 96,840.80, 145,212.60 and 44,190.80 is: 66,264.02
Step by Step Solution
- Step 1: Write the proportion equation
96,840.80 : 145,212.60 = 44,190.80 : x - Step 2: Convert to fraction form
96,840.80/145,212.60 = 44,190.80/x - Step 3: Cross multiply
96,840.80x = 145,212.60 × 44,190.80 - Step 4: Simplify right side
96,840.80x = 6,417,060,964.08 - Step 5: Solve for x
x = 6,417,060,964.08/96,840.80 - Step 6: Final answer
x = 66,264.02
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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.