Finding the Fourth Proportional to 87,292.26, 130,995.78 and 47,877.03
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Solution
The fourth proportional to 87,292.26, 130,995.78 and 47,877.03 is: 71,847.02
Step by Step Solution
- Step 1: Write the proportion equation
87,292.26 : 130,995.78 = 47,877.03 : x - Step 2: Convert to fraction form
87,292.26/130,995.78 = 47,877.03/x - Step 3: Cross multiply
87,292.26x = 130,995.78 × 47,877.03 - Step 4: Simplify right side
87,292.26x = 6,271,688,888.93 - Step 5: Solve for x
x = 6,271,688,888.93/87,292.26 - Step 6: Final answer
x = 71,847.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.