Finding the Fourth Proportional to 76,631.66, 114,962.07 and 24,027.02
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Solution
The fourth proportional to 76,631.66, 114,962.07 and 24,027.02 is: 36,045.10
Step by Step Solution
- Step 1: Write the proportion equation
76,631.66 : 114,962.07 = 24,027.02 : x - Step 2: Convert to fraction form
76,631.66/114,962.07 = 24,027.02/x - Step 3: Cross multiply
76,631.66x = 114,962.07 × 24,027.02 - Step 4: Simplify right side
76,631.66x = 2,762,195,955.13 - Step 5: Solve for x
x = 2,762,195,955.13/76,631.66 - Step 6: Final answer
x = 36,045.10
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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.