Finding the Fourth Proportional to 250,688.68, 376,006.22 and 70,769.68
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Solution
The fourth proportional to 250,688.68, 376,006.22 and 70,769.68 is: 106,146.95
Step by Step Solution
- Step 1: Write the proportion equation
250,688.68 : 376,006.22 = 70,769.68 : x - Step 2: Convert to fraction form
250,688.68/376,006.22 = 70,769.68/x - Step 3: Cross multiply
250,688.68x = 376,006.22 × 70,769.68 - Step 4: Simplify right side
250,688.68x = 26,609,839,867.41 - Step 5: Solve for x
x = 26,609,839,867.41/250,688.68 - Step 6: Final answer
x = 106,146.95
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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.