Finding the Fourth Proportional to 84,033.38, 115,966.06 and 46,307.63
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Solution
The fourth proportional to 84,033.38, 115,966.06 and 46,307.63 is: 63,904.52
Step by Step Solution
- Step 1: Write the proportion equation
84,033.38 : 115,966.06 = 46,307.63 : x - Step 2: Convert to fraction form
84,033.38/115,966.06 = 46,307.63/x - Step 3: Cross multiply
84,033.38x = 115,966.06 × 46,307.63 - Step 4: Simplify right side
84,033.38x = 5,370,112,703.44 - Step 5: Solve for x
x = 5,370,112,703.44/84,033.38 - Step 6: Final answer
x = 63,904.52
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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.