Finding the Fourth Proportional to 98,239.68, 147,183.36 and 59,701.20
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Solution
The fourth proportional to 98,239.68, 147,183.36 and 59,701.20 is: 89,444.75
Step by Step Solution
- Step 1: Write the proportion equation
98,239.68 : 147,183.36 = 59,701.20 : x - Step 2: Convert to fraction form
98,239.68/147,183.36 = 59,701.20/x - Step 3: Cross multiply
98,239.68x = 147,183.36 × 59,701.20 - Step 4: Simplify right side
98,239.68x = 8,787,023,212.03 - Step 5: Solve for x
x = 8,787,023,212.03/98,239.68 - Step 6: Final answer
x = 89,444.75
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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.