Finding the Fourth Proportional to 125,266.83, 187,917.14 and 36,519.63
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Solution
The fourth proportional to 125,266.83, 187,917.14 and 36,519.63 is: 54,784.37
Step by Step Solution
- Step 1: Write the proportion equation
125,266.83 : 187,917.14 = 36,519.63 : x - Step 2: Convert to fraction form
125,266.83/187,917.14 = 36,519.63/x - Step 3: Cross multiply
125,266.83x = 187,917.14 × 36,519.63 - Step 4: Simplify right side
125,266.83x = 6,862,664,423.46 - Step 5: Solve for x
x = 6,862,664,423.46/125,266.83 - Step 6: Final answer
x = 54,784.37
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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.