Finding the Fourth Proportional to 195,701.40, 293,552.10 and 162,487.80
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Solution
The fourth proportional to 195,701.40, 293,552.10 and 162,487.80 is: 243,731.70
Step by Step Solution
- Step 1: Write the proportion equation
195,701.40 : 293,552.10 = 162,487.80 : x - Step 2: Convert to fraction form
195,701.40/293,552.10 = 162,487.80/x - Step 3: Cross multiply
195,701.40x = 293,552.10 × 162,487.80 - Step 4: Simplify right side
195,701.40x = 47,698,634,914.38 - Step 5: Solve for x
x = 47,698,634,914.38/195,701.40 - Step 6: Final answer
x = 243,731.70
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1.5x scale
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.