Finding the Fourth Proportional to 259,509.08, 358,121.94 and 146,331.02
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Solution
The fourth proportional to 259,509.08, 358,121.94 and 146,331.02 is: 201,936.47
Step by Step Solution
- Step 1: Write the proportion equation
259,509.08 : 358,121.94 = 146,331.02 : x - Step 2: Convert to fraction form
259,509.08/358,121.94 = 146,331.02/x - Step 3: Cross multiply
259,509.08x = 358,121.94 × 146,331.02 - Step 4: Simplify right side
259,509.08x = 52,404,348,764.58 - Step 5: Solve for x
x = 52,404,348,764.58/259,509.08 - Step 6: Final answer
x = 201,936.47
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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.