Finding the Fourth Proportional to 107,887.74, 148,948.87 and 95,917.95
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Solution
The fourth proportional to 107,887.74, 148,948.87 and 95,917.95 is: 132,423.48
Step by Step Solution
- Step 1: Write the proportion equation
107,887.74 : 148,948.87 = 95,917.95 : x - Step 2: Convert to fraction form
107,887.74/148,948.87 = 95,917.95/x - Step 3: Cross multiply
107,887.74x = 148,948.87 × 95,917.95 - Step 4: Simplify right side
107,887.74x = 14,286,870,265.22 - Step 5: Solve for x
x = 14,286,870,265.22/107,887.74 - Step 6: Final answer
x = 132,423.48
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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.