Finding the Fourth Proportional to 176,140.94, 264,251.70 and 76,317.74
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Solution
The fourth proportional to 176,140.94, 264,251.70 and 76,317.74 is: 114,494.07
Step by Step Solution
- Step 1: Write the proportion equation
176,140.94 : 264,251.70 = 76,317.74 : x - Step 2: Convert to fraction form
176,140.94/264,251.70 = 76,317.74/x - Step 3: Cross multiply
176,140.94x = 264,251.70 × 76,317.74 - Step 4: Simplify right side
176,140.94x = 20,167,092,535.16 - Step 5: Solve for x
x = 20,167,092,535.16/176,140.94 - Step 6: Final answer
x = 114,494.07
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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.