Finding the Fourth Proportional to 87,303.06, 130,951.92 and 24,126.96
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Solution
The fourth proportional to 87,303.06, 130,951.92 and 24,126.96 is: 36,189.70
Step by Step Solution
- Step 1: Write the proportion equation
87,303.06 : 130,951.92 = 24,126.96 : x - Step 2: Convert to fraction form
87,303.06/130,951.92 = 24,126.96/x - Step 3: Cross multiply
87,303.06x = 130,951.92 × 24,126.96 - Step 4: Simplify right side
87,303.06x = 3,159,471,735.76 - Step 5: Solve for x
x = 3,159,471,735.76/87,303.06 - Step 6: Final answer
x = 36,189.70
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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.