Finding the Fourth Proportional to 135,227.76, 202,904.82 and 60,340.08
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Solution
The fourth proportional to 135,227.76, 202,904.82 and 60,340.08 is: 90,538.31
Step by Step Solution
- Step 1: Write the proportion equation
135,227.76 : 202,904.82 = 60,340.08 : x - Step 2: Convert to fraction form
135,227.76/202,904.82 = 60,340.08/x - Step 3: Cross multiply
135,227.76x = 202,904.82 × 60,340.08 - Step 4: Simplify right side
135,227.76x = 12,243,293,071.19 - Step 5: Solve for x
x = 12,243,293,071.19/135,227.76 - Step 6: Final answer
x = 90,538.31
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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.