Finding the Fourth Proportional to 259,617.51, 358,271.97 and 146,440.26
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Solution
The fourth proportional to 259,617.51, 358,271.97 and 146,440.26 is: 202,087.45
Step by Step Solution
- Step 1: Write the proportion equation
259,617.51 : 358,271.97 = 146,440.26 : x - Step 2: Convert to fraction form
259,617.51/358,271.97 = 146,440.26/x - Step 3: Cross multiply
259,617.51x = 358,271.97 × 146,440.26 - Step 4: Simplify right side
259,617.51x = 52,465,440,437.51 - Step 5: Solve for x
x = 52,465,440,437.51/259,617.51 - Step 6: Final answer
x = 202,087.45
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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.