Finding the Fourth Proportional to 155,480.79, 233,237.84 and 43,161.48
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Solution
The fourth proportional to 155,480.79, 233,237.84 and 43,161.48 is: 64,746.84
Step by Step Solution
- Step 1: Write the proportion equation
155,480.79 : 233,237.84 = 43,161.48 : x - Step 2: Convert to fraction form
155,480.79/233,237.84 = 43,161.48/x - Step 3: Cross multiply
155,480.79x = 233,237.84 × 43,161.48 - Step 4: Simplify right side
155,480.79x = 10,066,890,366.40 - Step 5: Solve for x
x = 10,066,890,366.40/155,480.79 - Step 6: Final answer
x = 64,746.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.