Finding the Fourth Proportional to 96,798.68, 145,198.76 and 26,681.84
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Solution
The fourth proportional to 96,798.68, 145,198.76 and 26,681.84 is: 40,022.96
Step by Step Solution
- Step 1: Write the proportion equation
96,798.68 : 145,198.76 = 26,681.84 : x - Step 2: Convert to fraction form
96,798.68/145,198.76 = 26,681.84/x - Step 3: Cross multiply
96,798.68x = 145,198.76 × 26,681.84 - Step 4: Simplify right side
96,798.68x = 3,874,170,082.52 - Step 5: Solve for x
x = 3,874,170,082.52/96,798.68 - Step 6: Final answer
x = 40,022.96
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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.