Finding the Fourth Proportional to 243,746.51, 365,627.36 and 66,257.28
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Solution
The fourth proportional to 243,746.51, 365,627.36 and 66,257.28 is: 99,387.99
Step by Step Solution
- Step 1: Write the proportion equation
243,746.51 : 365,627.36 = 66,257.28 : x - Step 2: Convert to fraction form
243,746.51/365,627.36 = 66,257.28/x - Step 3: Cross multiply
243,746.51x = 365,627.36 × 66,257.28 - Step 4: Simplify right side
243,746.51x = 24,225,474,532.82 - Step 5: Solve for x
x = 24,225,474,532.82/243,746.51 - Step 6: Final answer
x = 99,387.99
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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.