Finding the Fourth Proportional to 74,793.62, 103,208.00 and 41,257.46
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Solution
The fourth proportional to 74,793.62, 103,208.00 and 41,257.46 is: 56,931.32
Step by Step Solution
- Step 1: Write the proportion equation
74,793.62 : 103,208.00 = 41,257.46 : x - Step 2: Convert to fraction form
74,793.62/103,208.00 = 41,257.46/x - Step 3: Cross multiply
74,793.62x = 103,208.00 × 41,257.46 - Step 4: Simplify right side
74,793.62x = 4,258,099,209.35 - Step 5: Solve for x
x = 4,258,099,209.35/74,793.62 - Step 6: Final answer
x = 56,931.32
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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.