Finding the Fourth Proportional to 205,029.70, 307,544.55 and 94,437.70
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Solution
The fourth proportional to 205,029.70, 307,544.55 and 94,437.70 is: 141,656.55
Step by Step Solution
- Step 1: Write the proportion equation
205,029.70 : 307,544.55 = 94,437.70 : x - Step 2: Convert to fraction form
205,029.70/307,544.55 = 94,437.70/x - Step 3: Cross multiply
205,029.70x = 307,544.55 × 94,437.70 - Step 4: Simplify right side
205,029.70x = 29,043,799,949.54 - Step 5: Solve for x
x = 29,043,799,949.54/205,029.70 - Step 6: Final answer
x = 141,656.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.