Finding the Fourth Proportional to 233,126.97, 321,703.45 and 137,615.19
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Solution
The fourth proportional to 233,126.97, 321,703.45 and 137,615.19 is: 189,902.02
Step by Step Solution
- Step 1: Write the proportion equation
233,126.97 : 321,703.45 = 137,615.19 : x - Step 2: Convert to fraction form
233,126.97/321,703.45 = 137,615.19/x - Step 3: Cross multiply
233,126.97x = 321,703.45 × 137,615.19 - Step 4: Simplify right side
233,126.97x = 44,271,281,395.41 - Step 5: Solve for x
x = 44,271,281,395.41/233,126.97 - Step 6: Final answer
x = 189,902.02
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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.