Finding the Fourth Proportional to 202,576.24, 279,547.67 and 111,930.26
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Solution
The fourth proportional to 202,576.24, 279,547.67 and 111,930.26 is: 154,459.59
Step by Step Solution
- Step 1: Write the proportion equation
202,576.24 : 279,547.67 = 111,930.26 : x - Step 2: Convert to fraction form
202,576.24/279,547.67 = 111,930.26/x - Step 3: Cross multiply
202,576.24x = 279,547.67 × 111,930.26 - Step 4: Simplify right side
202,576.24x = 31,289,842,267.58 - Step 5: Solve for x
x = 31,289,842,267.58/202,576.24 - Step 6: Final answer
x = 154,459.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.