Finding the Fourth Proportional to 134,426.14, 201,763.76 and 67,913.14
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Solution
The fourth proportional to 134,426.14, 201,763.76 and 67,913.14 is: 101,932.63
Step by Step Solution
- Step 1: Write the proportion equation
134,426.14 : 201,763.76 = 67,913.14 : x - Step 2: Convert to fraction form
134,426.14/201,763.76 = 67,913.14/x - Step 3: Cross multiply
134,426.14x = 201,763.76 × 67,913.14 - Step 4: Simplify right side
134,426.14x = 13,702,410,479.81 - Step 5: Solve for x
x = 13,702,410,479.81/134,426.14 - Step 6: Final answer
x = 101,932.63
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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.