Finding the Fourth Proportional to 113,884.65, 157,161.99 and 62,898.66
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Solution
The fourth proportional to 113,884.65, 157,161.99 and 62,898.66 is: 86,800.79
Step by Step Solution
- Step 1: Write the proportion equation
113,884.65 : 157,161.99 = 62,898.66 : x - Step 2: Convert to fraction form
113,884.65/157,161.99 = 62,898.66/x - Step 3: Cross multiply
113,884.65x = 157,161.99 × 62,898.66 - Step 4: Simplify right side
113,884.65x = 9,885,277,473.63 - Step 5: Solve for x
x = 9,885,277,473.63/113,884.65 - Step 6: Final answer
x = 86,800.79
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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.