Finding the Fourth Proportional to 133,026.34, 199,539.54 and 88,739.62
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Solution
The fourth proportional to 133,026.34, 199,539.54 and 88,739.62 is: 133,109.45
Step by Step Solution
- Step 1: Write the proportion equation
133,026.34 : 199,539.54 = 88,739.62 : x - Step 2: Convert to fraction form
133,026.34/199,539.54 = 88,739.62/x - Step 3: Cross multiply
133,026.34x = 199,539.54 × 88,739.62 - Step 4: Simplify right side
133,026.34x = 17,707,062,954.57 - Step 5: Solve for x
x = 17,707,062,954.57/133,026.34 - Step 6: Final answer
x = 133,109.45
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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.