Finding the Fourth Proportional to 119,304.12, 164,635.49 and 65,588.75
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Solution
The fourth proportional to 119,304.12, 164,635.49 and 65,588.75 is: 90,510.17
Step by Step Solution
- Step 1: Write the proportion equation
119,304.12 : 164,635.49 = 65,588.75 : x - Step 2: Convert to fraction form
119,304.12/164,635.49 = 65,588.75/x - Step 3: Cross multiply
119,304.12x = 164,635.49 × 65,588.75 - Step 4: Simplify right side
119,304.12x = 10,798,235,952.92 - Step 5: Solve for x
x = 10,798,235,952.92/119,304.12 - Step 6: Final answer
x = 90,510.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.