Finding the Fourth Proportional to 250,579.74, 345,802.51 and 135,858.07
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Solution
The fourth proportional to 250,579.74, 345,802.51 and 135,858.07 is: 187,485.48
Step by Step Solution
- Step 1: Write the proportion equation
250,579.74 : 345,802.51 = 135,858.07 : x - Step 2: Convert to fraction form
250,579.74/345,802.51 = 135,858.07/x - Step 3: Cross multiply
250,579.74x = 345,802.51 × 135,858.07 - Step 4: Simplify right side
250,579.74x = 46,980,062,211.83 - Step 5: Solve for x
x = 46,980,062,211.83/250,579.74 - Step 6: Final answer
x = 187,485.48
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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.