Finding the Fourth Proportional to 94,723.76, 130,716.80 and 51,701.84
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Solution
The fourth proportional to 94,723.76, 130,716.80 and 51,701.84 is: 71,347.45
Step by Step Solution
- Step 1: Write the proportion equation
94,723.76 : 130,716.80 = 51,701.84 : x - Step 2: Convert to fraction form
94,723.76/130,716.80 = 51,701.84/x - Step 3: Cross multiply
94,723.76x = 130,716.80 × 51,701.84 - Step 4: Simplify right side
94,723.76x = 6,758,299,078.91 - Step 5: Solve for x
x = 6,758,299,078.91/94,723.76 - Step 6: Final answer
x = 71,347.45
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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.