Finding the Fourth Proportional to 89,083.43, 133,366.58 and 69,302.02
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Solution
The fourth proportional to 89,083.43, 133,366.58 and 69,302.02 is: 103,751.88
Step by Step Solution
- Step 1: Write the proportion equation
89,083.43 : 133,366.58 = 69,302.02 : x - Step 2: Convert to fraction form
89,083.43/133,366.58 = 69,302.02/x - Step 3: Cross multiply
89,083.43x = 133,366.58 × 69,302.02 - Step 4: Simplify right side
89,083.43x = 9,242,573,394.49 - Step 5: Solve for x
x = 9,242,573,394.49/89,083.43 - Step 6: Final answer
x = 103,751.88
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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.