Finding the Fourth Proportional to 83,823.40, 115,673.99 and 46,097.65
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Solution
The fourth proportional to 83,823.40, 115,673.99 and 46,097.65 is: 63,613.49
Step by Step Solution
- Step 1: Write the proportion equation
83,823.40 : 115,673.99 = 46,097.65 : x - Step 2: Convert to fraction form
83,823.40/115,673.99 = 46,097.65/x - Step 3: Cross multiply
83,823.40x = 115,673.99 × 46,097.65 - Step 4: Simplify right side
83,823.40x = 5,332,299,105.12 - Step 5: Solve for x
x = 5,332,299,105.12/83,823.40 - Step 6: Final answer
x = 63,613.49
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1.5x scale
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.