Finding the Fourth Proportional to 110,379.39, 152,327.15 and 62,634.75
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Solution
The fourth proportional to 110,379.39, 152,327.15 and 62,634.75 is: 86,437.99
Step by Step Solution
- Step 1: Write the proportion equation
110,379.39 : 152,327.15 = 62,634.75 : x - Step 2: Convert to fraction form
110,379.39/152,327.15 = 62,634.75/x - Step 3: Cross multiply
110,379.39x = 152,327.15 × 62,634.75 - Step 4: Simplify right side
110,379.39x = 9,540,972,645.29 - Step 5: Solve for x
x = 9,540,972,645.29/110,379.39 - Step 6: Final answer
x = 86,437.99
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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.