Finding the Fourth Proportional to 134,206.84, 185,205.84 and 73,782.68
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Solution
The fourth proportional to 134,206.84, 185,205.84 and 73,782.68 is: 101,820.32
Step by Step Solution
- Step 1: Write the proportion equation
134,206.84 : 185,205.84 = 73,782.68 : x - Step 2: Convert to fraction form
134,206.84/185,205.84 = 73,782.68/x - Step 3: Cross multiply
134,206.84x = 185,205.84 × 73,782.68 - Step 4: Simplify right side
134,206.84x = 13,664,983,226.85 - Step 5: Solve for x
x = 13,664,983,226.85/134,206.84 - Step 6: Final answer
x = 101,820.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.