Finding the Fourth Proportional to 120,201.04, 180,246.84 and 50,038.48
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Solution
The fourth proportional to 120,201.04, 180,246.84 and 50,038.48 is: 75,034.94
Step by Step Solution
- Step 1: Write the proportion equation
120,201.04 : 180,246.84 = 50,038.48 : x - Step 2: Convert to fraction form
120,201.04/180,246.84 = 50,038.48/x - Step 3: Cross multiply
120,201.04x = 180,246.84 × 50,038.48 - Step 4: Simplify right side
120,201.04x = 9,019,277,898.40 - Step 5: Solve for x
x = 9,019,277,898.40/120,201.04 - Step 6: Final answer
x = 75,034.94
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1.5x scale
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.