Finding the Fourth Proportional to 88,925.79, 133,378.85 and 22,365.94
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Solution
The fourth proportional to 88,925.79, 133,378.85 and 22,365.94 is: 33,546.44
Step by Step Solution
- Step 1: Write the proportion equation
88,925.79 : 133,378.85 = 22,365.94 : x - Step 2: Convert to fraction form
88,925.79/133,378.85 = 22,365.94/x - Step 3: Cross multiply
88,925.79x = 133,378.85 × 22,365.94 - Step 4: Simplify right side
88,925.79x = 2,983,143,440.24 - Step 5: Solve for x
x = 2,983,143,440.24/88,925.79 - Step 6: Final answer
x = 33,546.44
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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.