Finding the Fourth Proportional to 182,027.68, 251,206.80 and 101,455.78
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Solution
The fourth proportional to 182,027.68, 251,206.80 and 101,455.78 is: 140,013.77
Step by Step Solution
- Step 1: Write the proportion equation
182,027.68 : 251,206.80 = 101,455.78 : x - Step 2: Convert to fraction form
182,027.68/251,206.80 = 101,455.78/x - Step 3: Cross multiply
182,027.68x = 251,206.80 × 101,455.78 - Step 4: Simplify right side
182,027.68x = 25,486,381,835.30 - Step 5: Solve for x
x = 25,486,381,835.30/182,027.68 - Step 6: Final answer
x = 140,013.77
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1.5x scale
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.