Finding the Fourth Proportional to 76,303.30, 114,477.18 and 34,173.99
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Solution
The fourth proportional to 76,303.30, 114,477.18 and 34,173.99 is: 51,270.94
Step by Step Solution
- Step 1: Write the proportion equation
76,303.30 : 114,477.18 = 34,173.99 : x - Step 2: Convert to fraction form
76,303.30/114,477.18 = 34,173.99/x - Step 3: Cross multiply
76,303.30x = 114,477.18 × 34,173.99 - Step 4: Simplify right side
76,303.30x = 3,912,142,004.55 - Step 5: Solve for x
x = 3,912,142,004.55/76,303.30 - Step 6: Final answer
x = 51,270.94
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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.