Finding the Fourth Proportional to 107,363.14, 148,169.99 and 59,619.58
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Solution
The fourth proportional to 107,363.14, 148,169.99 and 59,619.58 is: 82,279.94
Step by Step Solution
- Step 1: Write the proportion equation
107,363.14 : 148,169.99 = 59,619.58 : x - Step 2: Convert to fraction form
107,363.14/148,169.99 = 59,619.58/x - Step 3: Cross multiply
107,363.14x = 148,169.99 × 59,619.58 - Step 4: Simplify right side
107,363.14x = 8,833,832,351.03 - Step 5: Solve for x
x = 8,833,832,351.03/107,363.14 - Step 6: Final answer
x = 82,279.94
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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.