Finding the Fourth Proportional to 135,104.76, 202,547.72 and 56,277.99
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Solution
The fourth proportional to 135,104.76, 202,547.72 and 56,277.99 is: 84,371.41
Step by Step Solution
- Step 1: Write the proportion equation
135,104.76 : 202,547.72 = 56,277.99 : x - Step 2: Convert to fraction form
135,104.76/202,547.72 = 56,277.99/x - Step 3: Cross multiply
135,104.76x = 202,547.72 × 56,277.99 - Step 4: Simplify right side
135,104.76x = 11,398,978,701.38 - Step 5: Solve for x
x = 11,398,978,701.38/135,104.76 - Step 6: Final answer
x = 84,371.41
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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.