Finding the Fourth Proportional to 238,439.96, 357,715.26 and 69,953.48
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Solution
The fourth proportional to 238,439.96, 357,715.26 and 69,953.48 is: 104,946.45
Step by Step Solution
- Step 1: Write the proportion equation
238,439.96 : 357,715.26 = 69,953.48 : x - Step 2: Convert to fraction form
238,439.96/357,715.26 = 69,953.48/x - Step 3: Cross multiply
238,439.96x = 357,715.26 × 69,953.48 - Step 4: Simplify right side
238,439.96x = 25,023,427,286.10 - Step 5: Solve for x
x = 25,023,427,286.10/238,439.96 - Step 6: Final answer
x = 104,946.45
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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.