Finding the Fourth Proportional to 84,704.24, 116,875.66 and 48,417.18
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Solution
The fourth proportional to 84,704.24, 116,875.66 and 48,417.18 is: 66,806.45
Step by Step Solution
- Step 1: Write the proportion equation
84,704.24 : 116,875.66 = 48,417.18 : x - Step 2: Convert to fraction form
84,704.24/116,875.66 = 48,417.18/x - Step 3: Cross multiply
84,704.24x = 116,875.66 × 48,417.18 - Step 4: Simplify right side
84,704.24x = 5,658,789,849.43 - Step 5: Solve for x
x = 5,658,789,849.43/84,704.24 - Step 6: Final answer
x = 66,806.45
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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.