Finding the Fourth Proportional to 93,764.36, 129,394.68 and 51,322.88
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Solution
The fourth proportional to 93,764.36, 129,394.68 and 51,322.88 is: 70,825.50
Step by Step Solution
- Step 1: Write the proportion equation
93,764.36 : 129,394.68 = 51,322.88 : x - Step 2: Convert to fraction form
93,764.36/129,394.68 = 51,322.88/x - Step 3: Cross multiply
93,764.36x = 129,394.68 × 51,322.88 - Step 4: Simplify right side
93,764.36x = 6,640,907,634.28 - Step 5: Solve for x
x = 6,640,907,634.28/93,764.36 - Step 6: Final answer
x = 70,825.50
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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.