Finding the Fourth Proportional to 250,266.76, 345,366.41 and 135,542.77
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Solution
The fourth proportional to 250,266.76, 345,366.41 and 135,542.77 is: 187,048.09
Step by Step Solution
- Step 1: Write the proportion equation
250,266.76 : 345,366.41 = 135,542.77 : x - Step 2: Convert to fraction form
250,266.76/345,366.41 = 135,542.77/x - Step 3: Cross multiply
250,266.76x = 345,366.41 × 135,542.77 - Step 4: Simplify right side
250,266.76x = 46,811,918,335.23 - Step 5: Solve for x
x = 46,811,918,335.23/250,266.76 - Step 6: Final answer
x = 187,048.09
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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.