Finding the Fourth Proportional to 75,908.04, 113,886.36 and 36,467.91
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Solution
The fourth proportional to 75,908.04, 113,886.36 and 36,467.91 is: 54,713.54
Step by Step Solution
- Step 1: Write the proportion equation
75,908.04 : 113,886.36 = 36,467.91 : x - Step 2: Convert to fraction form
75,908.04/113,886.36 = 36,467.91/x - Step 3: Cross multiply
75,908.04x = 113,886.36 × 36,467.91 - Step 4: Simplify right side
75,908.04x = 4,153,197,526.71 - Step 5: Solve for x
x = 4,153,197,526.71/75,908.04 - Step 6: Final answer
x = 54,713.54
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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.