Finding the Fourth Proportional to 183,421.80, 275,132.70 and 130,277.70
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Solution
The fourth proportional to 183,421.80, 275,132.70 and 130,277.70 is: 195,416.55
Step by Step Solution
- Step 1: Write the proportion equation
183,421.80 : 275,132.70 = 130,277.70 : x - Step 2: Convert to fraction form
183,421.80/275,132.70 = 130,277.70/x - Step 3: Cross multiply
183,421.80x = 275,132.70 × 130,277.70 - Step 4: Simplify right side
183,421.80x = 35,843,655,350.79 - Step 5: Solve for x
x = 35,843,655,350.79/183,421.80 - Step 6: Final answer
x = 195,416.55
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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.