Finding the Fourth Proportional to 125,934.84, 173,789.73 and 69,346.26
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Solution
The fourth proportional to 125,934.84, 173,789.73 and 69,346.26 is: 95,697.65
Step by Step Solution
- Step 1: Write the proportion equation
125,934.84 : 173,789.73 = 69,346.26 : x - Step 2: Convert to fraction form
125,934.84/173,789.73 = 69,346.26/x - Step 3: Cross multiply
125,934.84x = 173,789.73 × 69,346.26 - Step 4: Simplify right side
125,934.84x = 12,051,667,801.91 - Step 5: Solve for x
x = 12,051,667,801.91/125,934.84 - Step 6: Final answer
x = 95,697.65
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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.