Finding the Fourth Proportional to 94,547.42, 130,480.56 and 54,260.84
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Solution
The fourth proportional to 94,547.42, 130,480.56 and 54,260.84 is: 74,882.90
Step by Step Solution
- Step 1: Write the proportion equation
94,547.42 : 130,480.56 = 54,260.84 : x - Step 2: Convert to fraction form
94,547.42/130,480.56 = 54,260.84/x - Step 3: Cross multiply
94,547.42x = 130,480.56 × 54,260.84 - Step 4: Simplify right side
94,547.42x = 7,079,984,789.27 - Step 5: Solve for x
x = 7,079,984,789.27/94,547.42 - Step 6: Final answer
x = 74,882.90
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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.