Finding the Fourth Proportional to 98,978.07, 148,494.75 and 32,464.99
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Solution
The fourth proportional to 98,978.07, 148,494.75 and 32,464.99 is: 48,706.54
Step by Step Solution
- Step 1: Write the proportion equation
98,978.07 : 148,494.75 = 32,464.99 : x - Step 2: Convert to fraction form
98,978.07/148,494.75 = 32,464.99/x - Step 3: Cross multiply
98,978.07x = 148,494.75 × 32,464.99 - Step 4: Simplify right side
98,978.07x = 4,820,879,669.00 - Step 5: Solve for x
x = 4,820,879,669.00/98,978.07 - Step 6: Final answer
x = 48,706.54
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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.