Finding the Fourth Proportional to 95,197.16, 131,386.55 and 60,756.75
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Solution
The fourth proportional to 95,197.16, 131,386.55 and 60,756.75 is: 83,853.55
Step by Step Solution
- Step 1: Write the proportion equation
95,197.16 : 131,386.55 = 60,756.75 : x - Step 2: Convert to fraction form
95,197.16/131,386.55 = 60,756.75/x - Step 3: Cross multiply
95,197.16x = 131,386.55 × 60,756.75 - Step 4: Simplify right side
95,197.16x = 7,982,619,658.13 - Step 5: Solve for x
x = 7,982,619,658.13/95,197.16 - Step 6: Final answer
x = 83,853.55
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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.