Finding the Fourth Proportional to 195,405.63, 293,143.55 and 69,119.07
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Solution
The fourth proportional to 195,405.63, 293,143.55 and 69,119.07 is: 103,691.02
Step by Step Solution
- Step 1: Write the proportion equation
195,405.63 : 293,143.55 = 69,119.07 : x - Step 2: Convert to fraction form
195,405.63/293,143.55 = 69,119.07/x - Step 3: Cross multiply
195,405.63x = 293,143.55 × 69,119.07 - Step 4: Simplify right side
195,405.63x = 20,261,809,206.90 - Step 5: Solve for x
x = 20,261,809,206.90/195,405.63 - Step 6: Final answer
x = 103,691.02
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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.