Finding the Fourth Proportional to 149,780.24, 224,595.12 and 49,905.44
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Solution
The fourth proportional to 149,780.24, 224,595.12 and 49,905.44 is: 74,833.09
Step by Step Solution
- Step 1: Write the proportion equation
149,780.24 : 224,595.12 = 49,905.44 : x - Step 2: Convert to fraction form
149,780.24/224,595.12 = 49,905.44/x - Step 3: Cross multiply
149,780.24x = 224,595.12 × 49,905.44 - Step 4: Simplify right side
149,780.24x = 11,208,518,285.45 - Step 5: Solve for x
x = 11,208,518,285.45/149,780.24 - Step 6: Final answer
x = 74,833.09
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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.