Finding the Fourth Proportional to 84,864.08, 117,112.50 and 46,623.70
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Solution
The fourth proportional to 84,864.08, 117,112.50 and 46,623.70 is: 64,340.74
Step by Step Solution
- Step 1: Write the proportion equation
84,864.08 : 117,112.50 = 46,623.70 : x - Step 2: Convert to fraction form
84,864.08/117,112.50 = 46,623.70/x - Step 3: Cross multiply
84,864.08x = 117,112.50 × 46,623.70 - Step 4: Simplify right side
84,864.08x = 5,460,217,247.57 - Step 5: Solve for x
x = 5,460,217,247.57/84,864.08 - Step 6: Final answer
x = 64,340.74
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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.