Finding the Fourth Proportional to 94,546.42, 130,479.18 and 54,259.84
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Solution
The fourth proportional to 94,546.42, 130,479.18 and 54,259.84 is: 74,881.52
Step by Step Solution
- Step 1: Write the proportion equation
94,546.42 : 130,479.18 = 54,259.84 : x - Step 2: Convert to fraction form
94,546.42/130,479.18 = 54,259.84/x - Step 3: Cross multiply
94,546.42x = 130,479.18 × 54,259.84 - Step 4: Simplify right side
94,546.42x = 7,079,779,430.13 - Step 5: Solve for x
x = 7,079,779,430.13/94,546.42 - Step 6: Final answer
x = 74,881.52
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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.