Finding the Fourth Proportional to 119,605.76, 179,346.35 and 56,408.91
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Solution
The fourth proportional to 119,605.76, 179,346.35 and 56,408.91 is: 84,583.99
Step by Step Solution
- Step 1: Write the proportion equation
119,605.76 : 179,346.35 = 56,408.91 : x - Step 2: Convert to fraction form
119,605.76/179,346.35 = 56,408.91/x - Step 3: Cross multiply
119,605.76x = 179,346.35 × 56,408.91 - Step 4: Simplify right side
119,605.76x = 10,116,732,939.04 - Step 5: Solve for x
x = 10,116,732,939.04/119,605.76 - Step 6: Final answer
x = 84,583.99
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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.