Finding the Fourth Proportional to 135,688.46, 203,491.23 and 93,837.50
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Solution
The fourth proportional to 135,688.46, 203,491.23 and 93,837.50 is: 140,727.58
Step by Step Solution
- Step 1: Write the proportion equation
135,688.46 : 203,491.23 = 93,837.50 : x - Step 2: Convert to fraction form
135,688.46/203,491.23 = 93,837.50/x - Step 3: Cross multiply
135,688.46x = 203,491.23 × 93,837.50 - Step 4: Simplify right side
135,688.46x = 19,095,108,295.13 - Step 5: Solve for x
x = 19,095,108,295.13/135,688.46 - Step 6: Final answer
x = 140,727.58
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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.