Finding the Fourth Proportional to 250,847.09, 346,167.18 and 136,122.85
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Solution
The fourth proportional to 250,847.09, 346,167.18 and 136,122.85 is: 187,848.55
Step by Step Solution
- Step 1: Write the proportion equation
250,847.09 : 346,167.18 = 136,122.85 : x - Step 2: Convert to fraction form
250,847.09/346,167.18 = 136,122.85/x - Step 3: Cross multiply
250,847.09x = 346,167.18 × 136,122.85 - Step 4: Simplify right side
250,847.09x = 47,121,262,252.65 - Step 5: Solve for x
x = 47,121,262,252.65/250,847.09 - Step 6: Final answer
x = 187,848.55
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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.