Finding the Fourth Proportional to 259,407.08, 357,982.02 and 140,175.08
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Solution
The fourth proportional to 259,407.08, 357,982.02 and 140,175.08 is: 193,441.75
Step by Step Solution
- Step 1: Write the proportion equation
259,407.08 : 357,982.02 = 140,175.08 : x - Step 2: Convert to fraction form
259,407.08/357,982.02 = 140,175.08/x - Step 3: Cross multiply
259,407.08x = 357,982.02 × 140,175.08 - Step 4: Simplify right side
259,407.08x = 50,180,158,292.06 - Step 5: Solve for x
x = 50,180,158,292.06/259,407.08 - Step 6: Final answer
x = 193,441.75
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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.