Finding the Fourth Proportional to 84,366.36, 126,424.62 and 36,937.62
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Solution
The fourth proportional to 84,366.36, 126,424.62 and 36,937.62 is: 55,351.74
Step by Step Solution
- Step 1: Write the proportion equation
84,366.36 : 126,424.62 = 36,937.62 : x - Step 2: Convert to fraction form
84,366.36/126,424.62 = 36,937.62/x - Step 3: Cross multiply
84,366.36x = 126,424.62 × 36,937.62 - Step 4: Simplify right side
84,366.36x = 4,669,824,572.20 - Step 5: Solve for x
x = 4,669,824,572.20/84,366.36 - Step 6: Final answer
x = 55,351.74
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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.