Finding the Fourth Proportional to 122,364.95, 183,423.50 and 82,926.05
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Solution
The fourth proportional to 122,364.95, 183,423.50 and 82,926.05 is: 124,305.09
Step by Step Solution
- Step 1: Write the proportion equation
122,364.95 : 183,423.50 = 82,926.05 : x - Step 2: Convert to fraction form
122,364.95/183,423.50 = 82,926.05/x - Step 3: Cross multiply
122,364.95x = 183,423.50 × 82,926.05 - Step 4: Simplify right side
122,364.95x = 15,210,585,917.54 - Step 5: Solve for x
x = 15,210,585,917.54/122,364.95 - Step 6: Final answer
x = 124,305.09
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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.