Finding the Fourth Proportional to 93,635.74, 129,185.67 and 53,320.92
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Solution
The fourth proportional to 93,635.74, 129,185.67 and 53,320.92 is: 73,564.85
Step by Step Solution
- Step 1: Write the proportion equation
93,635.74 : 129,185.67 = 53,320.92 : x - Step 2: Convert to fraction form
93,635.74/129,185.67 = 53,320.92/x - Step 3: Cross multiply
93,635.74x = 129,185.67 × 53,320.92 - Step 4: Simplify right side
93,635.74x = 6,888,298,775.22 - Step 5: Solve for x
x = 6,888,298,775.22/93,635.74 - Step 6: Final answer
x = 73,564.85
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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.