Finding the Fourth Proportional to 88,950.24, 122,751.36 and 51,223.68
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Solution
The fourth proportional to 88,950.24, 122,751.36 and 51,223.68 is: 70,688.69
Step by Step Solution
- Step 1: Write the proportion equation
88,950.24 : 122,751.36 = 51,223.68 : x - Step 2: Convert to fraction form
88,950.24/122,751.36 = 51,223.68/x - Step 3: Cross multiply
88,950.24x = 122,751.36 × 51,223.68 - Step 4: Simplify right side
88,950.24x = 6,287,776,384.20 - Step 5: Solve for x
x = 6,287,776,384.20/88,950.24 - Step 6: Final answer
x = 70,688.69
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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.