Finding the Fourth Proportional to 84,580.18, 116,733.08 and 48,763.19
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Solution
The fourth proportional to 84,580.18, 116,733.08 and 48,763.19 is: 67,300.37
Step by Step Solution
- Step 1: Write the proportion equation
84,580.18 : 116,733.08 = 48,763.19 : x - Step 2: Convert to fraction form
84,580.18/116,733.08 = 48,763.19/x - Step 3: Cross multiply
84,580.18x = 116,733.08 × 48,763.19 - Step 4: Simplify right side
84,580.18x = 5,692,277,359.33 - Step 5: Solve for x
x = 5,692,277,359.33/84,580.18 - Step 6: Final answer
x = 67,300.37
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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.