Finding the Fourth Proportional to 235,139.58, 351,922.05 and 193,017.96
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Solution
The fourth proportional to 235,139.58, 351,922.05 and 193,017.96 is: 288,880.66
Step by Step Solution
- Step 1: Write the proportion equation
235,139.58 : 351,922.05 = 193,017.96 : x - Step 2: Convert to fraction form
235,139.58/351,922.05 = 193,017.96/x - Step 3: Cross multiply
235,139.58x = 351,922.05 × 193,017.96 - Step 4: Simplify right side
235,139.58x = 67,927,276,170.02 - Step 5: Solve for x
x = 67,927,276,170.02/235,139.58 - Step 6: Final answer
x = 288,880.66
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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.