Finding the Fourth Proportional to 201,328.31, 277,825.98 and 110,683.63
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Solution
The fourth proportional to 201,328.31, 277,825.98 and 110,683.63 is: 152,739.51
Step by Step Solution
- Step 1: Write the proportion equation
201,328.31 : 277,825.98 = 110,683.63 : x - Step 2: Convert to fraction form
201,328.31/277,825.98 = 110,683.63/x - Step 3: Cross multiply
201,328.31x = 277,825.98 × 110,683.63 - Step 4: Simplify right side
201,328.31x = 30,750,788,737.05 - Step 5: Solve for x
x = 30,750,788,737.05/201,328.31 - Step 6: Final answer
x = 152,739.51
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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.