Finding the Fourth Proportional to 238,438.99, 357,579.51 and 96,247.54
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Solution
The fourth proportional to 238,438.99, 357,579.51 and 96,247.54 is: 144,339.43
Step by Step Solution
- Step 1: Write the proportion equation
238,438.99 : 357,579.51 = 96,247.54 : x - Step 2: Convert to fraction form
238,438.99/357,579.51 = 96,247.54/x - Step 3: Cross multiply
238,438.99x = 357,579.51 × 96,247.54 - Step 4: Simplify right side
238,438.99x = 34,416,148,191.91 - Step 5: Solve for x
x = 34,416,148,191.91/238,438.99 - Step 6: Final answer
x = 144,339.43
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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.