Finding the Fourth Proportional to 149,932.68, 224,813.97 and 50,038.62
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Solution
The fourth proportional to 149,932.68, 224,813.97 and 50,038.62 is: 75,029.55
Step by Step Solution
- Step 1: Write the proportion equation
149,932.68 : 224,813.97 = 50,038.62 : x - Step 2: Convert to fraction form
149,932.68/224,813.97 = 50,038.62/x - Step 3: Cross multiply
149,932.68x = 224,813.97 × 50,038.62 - Step 4: Simplify right side
149,932.68x = 11,249,380,815.52 - Step 5: Solve for x
x = 11,249,380,815.52/149,932.68 - Step 6: Final answer
x = 75,029.55
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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.