Finding the Fourth Proportional to 88,950.35, 122,750.74 and 48,664.45
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Solution
The fourth proportional to 88,950.35, 122,750.74 and 48,664.45 is: 67,156.53
Step by Step Solution
- Step 1: Write the proportion equation
88,950.35 : 122,750.74 = 48,664.45 : x - Step 2: Convert to fraction form
88,950.35/122,750.74 = 48,664.45/x - Step 3: Cross multiply
88,950.35x = 122,750.74 × 48,664.45 - Step 4: Simplify right side
88,950.35x = 5,973,596,772.99 - Step 5: Solve for x
x = 5,973,596,772.99/88,950.35 - Step 6: Final answer
x = 67,156.53
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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.