Finding the Fourth Proportional to 89,084.04, 133,584.36 and 51,654.78
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Solution
The fourth proportional to 89,084.04, 133,584.36 and 51,654.78 is: 77,457.99
Step by Step Solution
- Step 1: Write the proportion equation
89,084.04 : 133,584.36 = 51,654.78 : x - Step 2: Convert to fraction form
89,084.04/133,584.36 = 51,654.78/x - Step 3: Cross multiply
89,084.04x = 133,584.36 × 51,654.78 - Step 4: Simplify right side
89,084.04x = 6,900,270,727.24 - Step 5: Solve for x
x = 6,900,270,727.24/89,084.04 - Step 6: Final answer
x = 77,457.99
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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.