Finding the Fourth Proportional to 94,984.51, 142,424.10 and 38,863.99
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Solution
The fourth proportional to 94,984.51, 142,424.10 and 38,863.99 is: 58,274.44
Step by Step Solution
- Step 1: Write the proportion equation
94,984.51 : 142,424.10 = 38,863.99 : x - Step 2: Convert to fraction form
94,984.51/142,424.10 = 38,863.99/x - Step 3: Cross multiply
94,984.51x = 142,424.10 × 38,863.99 - Step 4: Simplify right side
94,984.51x = 5,535,168,798.16 - Step 5: Solve for x
x = 5,535,168,798.16/94,984.51 - Step 6: Final answer
x = 58,274.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.