Finding the Fourth Proportional to 169,420.56, 233,794.44 and 93,976.08
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Solution
The fourth proportional to 169,420.56, 233,794.44 and 93,976.08 is: 129,683.70
Step by Step Solution
- Step 1: Write the proportion equation
169,420.56 : 233,794.44 = 93,976.08 : x - Step 2: Convert to fraction form
169,420.56/233,794.44 = 93,976.08/x - Step 3: Cross multiply
169,420.56x = 233,794.44 × 93,976.08 - Step 4: Simplify right side
169,420.56x = 21,971,084,997.00 - Step 5: Solve for x
x = 21,971,084,997.00/169,420.56 - Step 6: Final answer
x = 129,683.70
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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.