Finding the Fourth Proportional to 89,925.63, 134,818.62 and 58,268.80
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Solution
The fourth proportional to 89,925.63, 134,818.62 and 58,268.80 is: 87,357.96
Step by Step Solution
- Step 1: Write the proportion equation
89,925.63 : 134,818.62 = 58,268.80 : x - Step 2: Convert to fraction form
89,925.63/134,818.62 = 58,268.80/x - Step 3: Cross multiply
89,925.63x = 134,818.62 × 58,268.80 - Step 4: Simplify right side
89,925.63x = 7,855,719,205.06 - Step 5: Solve for x
x = 7,855,719,205.06/89,925.63 - Step 6: Final answer
x = 87,357.96
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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.