Finding the Fourth Proportional to 250,233.99, 345,323.09 and 135,513.52
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Solution
The fourth proportional to 250,233.99, 345,323.09 and 135,513.52 is: 187,008.76
Step by Step Solution
- Step 1: Write the proportion equation
250,233.99 : 345,323.09 = 135,513.52 : x - Step 2: Convert to fraction form
250,233.99/345,323.09 = 135,513.52/x - Step 3: Cross multiply
250,233.99x = 345,323.09 × 135,513.52 - Step 4: Simplify right side
250,233.99x = 46,795,947,463.18 - Step 5: Solve for x
x = 46,795,947,463.18/250,233.99 - Step 6: Final answer
x = 187,008.76
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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.