Finding the Fourth Proportional to 96,489.95, 133,160.36 and 53,469.33
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Solution
The fourth proportional to 96,489.95, 133,160.36 and 53,469.33 is: 73,790.02
Step by Step Solution
- Step 1: Write the proportion equation
96,489.95 : 133,160.36 = 53,469.33 : x - Step 2: Convert to fraction form
96,489.95/133,160.36 = 53,469.33/x - Step 3: Cross multiply
96,489.95x = 133,160.36 × 53,469.33 - Step 4: Simplify right side
96,489.95x = 7,119,994,964.41 - Step 5: Solve for x
x = 7,119,994,964.41/96,489.95 - Step 6: Final answer
x = 73,790.02
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1.5x scale
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.