Finding the Fourth Proportional to 95,506.19, 131,762.76 and 59,191.05
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Solution
The fourth proportional to 95,506.19, 131,762.76 and 59,191.05 is: 81,661.48
Step by Step Solution
- Step 1: Write the proportion equation
95,506.19 : 131,762.76 = 59,191.05 : x - Step 2: Convert to fraction form
95,506.19/131,762.76 = 59,191.05/x - Step 3: Cross multiply
95,506.19x = 131,762.76 × 59,191.05 - Step 4: Simplify right side
95,506.19x = 7,799,176,115.30 - Step 5: Solve for x
x = 7,799,176,115.30/95,506.19 - Step 6: Final answer
x = 81,661.48
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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.