Finding the Fourth Proportional to 169,334.54, 253,823.99 and 56,975.75
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Solution
The fourth proportional to 169,334.54, 253,823.99 and 56,975.75 is: 85,403.79
Step by Step Solution
- Step 1: Write the proportion equation
169,334.54 : 253,823.99 = 56,975.75 : x - Step 2: Convert to fraction form
169,334.54/253,823.99 = 56,975.75/x - Step 3: Cross multiply
169,334.54x = 253,823.99 × 56,975.75 - Step 4: Simplify right side
169,334.54x = 14,461,810,644.24 - Step 5: Solve for x
x = 14,461,810,644.24/169,334.54 - Step 6: Final answer
x = 85,403.79
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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.