Finding the Fourth Proportional to 270,204.95, 372,860.36 and 149,346.27
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Solution
The fourth proportional to 270,204.95, 372,860.36 and 149,346.27 is: 206,085.43
Step by Step Solution
- Step 1: Write the proportion equation
270,204.95 : 372,860.36 = 149,346.27 : x - Step 2: Convert to fraction form
270,204.95/372,860.36 = 149,346.27/x - Step 3: Cross multiply
270,204.95x = 372,860.36 × 149,346.27 - Step 4: Simplify right side
270,204.95x = 55,685,303,250.13 - Step 5: Solve for x
x = 55,685,303,250.13/270,204.95 - Step 6: Final answer
x = 206,085.43
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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.