Finding the Fourth Proportional to 83,823.84, 115,674.59 and 46,098.09
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Solution
The fourth proportional to 83,823.84, 115,674.59 and 46,098.09 is: 63,614.10
Step by Step Solution
- Step 1: Write the proportion equation
83,823.84 : 115,674.59 = 46,098.09 : x - Step 2: Convert to fraction form
83,823.84/115,674.59 = 46,098.09/x - Step 3: Cross multiply
83,823.84x = 115,674.59 × 46,098.09 - Step 4: Simplify right side
83,823.84x = 5,332,377,775.78 - Step 5: Solve for x
x = 5,332,377,775.78/83,823.84 - Step 6: Final answer
x = 63,614.10
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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.