Finding the Fourth Proportional to 190,777.65, 286,195.70 and 62,653.62
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Solution
The fourth proportional to 190,777.65, 286,195.70 and 62,653.62 is: 93,990.03
Step by Step Solution
- Step 1: Write the proportion equation
190,777.65 : 286,195.70 = 62,653.62 : x - Step 2: Convert to fraction form
190,777.65/286,195.70 = 62,653.62/x - Step 3: Cross multiply
190,777.65x = 286,195.70 × 62,653.62 - Step 4: Simplify right side
190,777.65x = 17,931,196,633.43 - Step 5: Solve for x
x = 17,931,196,633.43/190,777.65 - Step 6: Final answer
x = 93,990.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.