Finding the Fourth Proportional to 134,358.35, 201,615.41 and 67,803.68
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Solution
The fourth proportional to 134,358.35, 201,615.41 and 67,803.68 is: 101,744.82
Step by Step Solution
- Step 1: Write the proportion equation
134,358.35 : 201,615.41 = 67,803.68 : x - Step 2: Convert to fraction form
134,358.35/201,615.41 = 67,803.68/x - Step 3: Cross multiply
134,358.35x = 201,615.41 × 67,803.68 - Step 4: Simplify right side
134,358.35x = 13,670,265,395.61 - Step 5: Solve for x
x = 13,670,265,395.61/134,358.35 - Step 6: Final answer
x = 101,744.82
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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.