Finding the Fourth Proportional to 238,438.96, 357,713.76 and 69,952.48
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Solution
The fourth proportional to 238,438.96, 357,713.76 and 69,952.48 is: 104,944.95
Step by Step Solution
- Step 1: Write the proportion equation
238,438.96 : 357,713.76 = 69,952.48 : x - Step 2: Convert to fraction form
238,438.96/357,713.76 = 69,952.48/x - Step 3: Cross multiply
238,438.96x = 357,713.76 × 69,952.48 - Step 4: Simplify right side
238,438.96x = 25,022,964,642.12 - Step 5: Solve for x
x = 25,022,964,642.12/238,438.96 - Step 6: Final answer
x = 104,944.95
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1.5x scale
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.