Finding the Fourth Proportional to 259,195.68, 357,711.84 and 146,040.24
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Solution
The fourth proportional to 259,195.68, 357,711.84 and 146,040.24 is: 201,547.82
Step by Step Solution
- Step 1: Write the proportion equation
259,195.68 : 357,711.84 = 146,040.24 : x - Step 2: Convert to fraction form
259,195.68/357,711.84 = 146,040.24/x - Step 3: Cross multiply
259,195.68x = 357,711.84 × 146,040.24 - Step 4: Simplify right side
259,195.68x = 52,240,322,964.44 - Step 5: Solve for x
x = 52,240,322,964.44/259,195.68 - Step 6: Final answer
x = 201,547.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.