Finding the Fourth Proportional to 89,032.68, 133,548.62 and 36,442.17
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Solution
The fourth proportional to 89,032.68, 133,548.62 and 36,442.17 is: 54,663.09
Step by Step Solution
- Step 1: Write the proportion equation
89,032.68 : 133,548.62 = 36,442.17 : x - Step 2: Convert to fraction form
89,032.68/133,548.62 = 36,442.17/x - Step 3: Cross multiply
89,032.68x = 133,548.62 × 36,442.17 - Step 4: Simplify right side
89,032.68x = 4,866,801,331.09 - Step 5: Solve for x
x = 4,866,801,331.09/89,032.68 - Step 6: Final answer
x = 54,663.09
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1.5x scale
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.