Finding the Fourth Proportional to 120,961.08, 166,931.99 and 67,247.00
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Solution
The fourth proportional to 120,961.08, 166,931.99 and 67,247.00 is: 92,804.02
Step by Step Solution
- Step 1: Write the proportion equation
120,961.08 : 166,931.99 = 67,247.00 : x - Step 2: Convert to fraction form
120,961.08/166,931.99 = 67,247.00/x - Step 3: Cross multiply
120,961.08x = 166,931.99 × 67,247.00 - Step 4: Simplify right side
120,961.08x = 11,225,674,864.99 - Step 5: Solve for x
x = 11,225,674,864.99/120,961.08 - Step 6: Final answer
x = 92,804.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.