Finding the Fourth Proportional to 248,674.79, 373,122.45 and 130,318.00
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Solution
The fourth proportional to 248,674.79, 373,122.45 and 130,318.00 is: 195,534.78
Step by Step Solution
- Step 1: Write the proportion equation
248,674.79 : 373,122.45 = 130,318.00 : x - Step 2: Convert to fraction form
248,674.79/373,122.45 = 130,318.00/x - Step 3: Cross multiply
248,674.79x = 373,122.45 × 130,318.00 - Step 4: Simplify right side
248,674.79x = 48,624,570,506.29 - Step 5: Solve for x
x = 48,624,570,506.29/248,674.79 - Step 6: Final answer
x = 195,534.78
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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.