Finding the Fourth Proportional to 250,913.33, 346,260.74 and 136,191.99
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Solution
The fourth proportional to 250,913.33, 346,260.74 and 136,191.99 is: 187,945.13
Step by Step Solution
- Step 1: Write the proportion equation
250,913.33 : 346,260.74 = 136,191.99 : x - Step 2: Convert to fraction form
250,913.33/346,260.74 = 136,191.99/x - Step 3: Cross multiply
250,913.33x = 346,260.74 × 136,191.99 - Step 4: Simplify right side
250,913.33x = 47,157,939,239.47 - Step 5: Solve for x
x = 47,157,939,239.47/250,913.33 - Step 6: Final answer
x = 187,945.13
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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.