Finding the Fourth Proportional to 125,394.06, 187,992.12 and 62,170.59
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Solution
The fourth proportional to 125,394.06, 187,992.12 and 62,170.59 is: 93,206.82
Step by Step Solution
- Step 1: Write the proportion equation
125,394.06 : 187,992.12 = 62,170.59 : x - Step 2: Convert to fraction form
125,394.06/187,992.12 = 62,170.59/x - Step 3: Cross multiply
125,394.06x = 187,992.12 × 62,170.59 - Step 4: Simplify right side
125,394.06x = 11,687,581,015.75 - Step 5: Solve for x
x = 11,687,581,015.75/125,394.06 - Step 6: Final answer
x = 93,206.82
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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.