Finding the Fourth Proportional to 97,176.20, 145,829.10 and 44,558.60
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Solution
The fourth proportional to 97,176.20, 145,829.10 and 44,558.60 is: 66,867.61
Step by Step Solution
- Step 1: Write the proportion equation
97,176.20 : 145,829.10 = 44,558.60 : x - Step 2: Convert to fraction form
97,176.20/145,829.10 = 44,558.60/x - Step 3: Cross multiply
97,176.20x = 145,829.10 × 44,558.60 - Step 4: Simplify right side
97,176.20x = 6,497,940,535.26 - Step 5: Solve for x
x = 6,497,940,535.26/97,176.20 - Step 6: Final answer
x = 66,867.61
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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.