Finding the Fourth Proportional to 195,365.80, 293,048.70 and 47,621.80
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Solution
The fourth proportional to 195,365.80, 293,048.70 and 47,621.80 is: 71,432.70
Step by Step Solution
- Step 1: Write the proportion equation
195,365.80 : 293,048.70 = 47,621.80 : x - Step 2: Convert to fraction form
195,365.80/293,048.70 = 47,621.80/x - Step 3: Cross multiply
195,365.80x = 293,048.70 × 47,621.80 - Step 4: Simplify right side
195,365.80x = 13,955,506,581.66 - Step 5: Solve for x
x = 13,955,506,581.66/195,365.80 - Step 6: Final answer
x = 71,432.70
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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.