Finding the Fourth Proportional to 84,027.24, 115,955.28 and 46,300.68
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Solution
The fourth proportional to 84,027.24, 115,955.28 and 46,300.68 is: 63,893.66
Step by Step Solution
- Step 1: Write the proportion equation
84,027.24 : 115,955.28 = 46,300.68 : x - Step 2: Convert to fraction form
84,027.24/115,955.28 = 46,300.68/x - Step 3: Cross multiply
84,027.24x = 115,955.28 × 46,300.68 - Step 4: Simplify right side
84,027.24x = 5,368,808,313.59 - Step 5: Solve for x
x = 5,368,808,313.59/84,027.24 - Step 6: Final answer
x = 63,893.66
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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.