Finding the Fourth Proportional to 74,320.60, 111,497.93 and 32,207.75
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Solution
The fourth proportional to 74,320.60, 111,497.93 and 32,207.75 is: 48,319.01
Step by Step Solution
- Step 1: Write the proportion equation
74,320.60 : 111,497.93 = 32,207.75 : x - Step 2: Convert to fraction form
74,320.60/111,497.93 = 32,207.75/x - Step 3: Cross multiply
74,320.60x = 111,497.93 × 32,207.75 - Step 4: Simplify right side
74,320.60x = 3,591,097,454.96 - Step 5: Solve for x
x = 3,591,097,454.96/74,320.60 - Step 6: Final answer
x = 48,319.01
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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.