Finding the Fourth Proportional to 94,468.71, 130,366.92 and 51,448.26
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Solution
The fourth proportional to 94,468.71, 130,366.92 and 51,448.26 is: 70,998.66
Step by Step Solution
- Step 1: Write the proportion equation
94,468.71 : 130,366.92 = 51,448.26 : x - Step 2: Convert to fraction form
94,468.71/130,366.92 = 51,448.26/x - Step 3: Cross multiply
94,468.71x = 130,366.92 × 51,448.26 - Step 4: Simplify right side
94,468.71x = 6,707,151,587.97 - Step 5: Solve for x
x = 6,707,151,587.97/94,468.71 - Step 6: Final answer
x = 70,998.66
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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.