Finding the Fourth Proportional to 93,611.06, 129,182.97 and 51,169.62
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Solution
The fourth proportional to 93,611.06, 129,182.97 and 51,169.62 is: 70,613.92
Step by Step Solution
- Step 1: Write the proportion equation
93,611.06 : 129,182.97 = 51,169.62 : x - Step 2: Convert to fraction form
93,611.06/129,182.97 = 51,169.62/x - Step 3: Cross multiply
93,611.06x = 129,182.97 × 51,169.62 - Step 4: Simplify right side
93,611.06x = 6,610,243,485.37 - Step 5: Solve for x
x = 6,610,243,485.37/93,611.06 - Step 6: Final answer
x = 70,613.92
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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.