Finding the Fourth Proportional to 94,224.75, 130,035.12 and 53,396.79
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Solution
The fourth proportional to 94,224.75, 130,035.12 and 53,396.79 is: 73,690.38
Step by Step Solution
- Step 1: Write the proportion equation
94,224.75 : 130,035.12 = 53,396.79 : x - Step 2: Convert to fraction form
94,224.75/130,035.12 = 53,396.79/x - Step 3: Cross multiply
94,224.75x = 130,035.12 × 53,396.79 - Step 4: Simplify right side
94,224.75x = 6,943,457,995.26 - Step 5: Solve for x
x = 6,943,457,995.26/94,224.75 - Step 6: Final answer
x = 73,690.38
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Double scale
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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.