Finding the Fourth Proportional to 103,292.98, 154,607.29 and 53,304.99
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Solution
The fourth proportional to 103,292.98, 154,607.29 and 53,304.99 is: 79,786.06
Step by Step Solution
- Step 1: Write the proportion equation
103,292.98 : 154,607.29 = 53,304.99 : x - Step 2: Convert to fraction form
103,292.98/154,607.29 = 53,304.99/x - Step 3: Cross multiply
103,292.98x = 154,607.29 × 53,304.99 - Step 4: Simplify right side
103,292.98x = 8,241,340,047.38 - Step 5: Solve for x
x = 8,241,340,047.38/103,292.98 - Step 6: Final answer
x = 79,786.06
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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.