Finding the Fourth Proportional to 351.19, 526.87 and 120.08
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Solution
The fourth proportional to 351.19, 526.87 and 120.08 is: 180.15
Step by Step Solution
- Step 1: Write the proportion equation
351.19 : 526.87 = 120.08 : x - Step 2: Convert to fraction form
351.19/526.87 = 120.08/x - Step 3: Cross multiply
351.19x = 526.87 × 120.08 - Step 4: Simplify right side
351.19x = 63,267.63 - Step 5: Solve for x
x = 63,267.63/351.19 - Step 6: Final answer
x = 180.15
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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.