Finding the Fourth Proportional to 259,746.75, 358,447.02 and 145,027.17
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Solution
The fourth proportional to 259,746.75, 358,447.02 and 145,027.17 is: 200,135.54
Step by Step Solution
- Step 1: Write the proportion equation
259,746.75 : 358,447.02 = 145,027.17 : x - Step 2: Convert to fraction form
259,746.75/358,447.02 = 145,027.17/x - Step 3: Cross multiply
259,746.75x = 358,447.02 × 145,027.17 - Step 4: Simplify right side
259,746.75x = 51,984,556,905.53 - Step 5: Solve for x
x = 51,984,556,905.53/259,746.75 - Step 6: Final answer
x = 200,135.54
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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.