Finding the Fourth Proportional to 270,187.08, 372,904.47 and 157,075.44
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Solution
The fourth proportional to 270,187.08, 372,904.47 and 157,075.44 is: 216,791.02
Step by Step Solution
- Step 1: Write the proportion equation
270,187.08 : 372,904.47 = 157,075.44 : x - Step 2: Convert to fraction form
270,187.08/372,904.47 = 157,075.44/x - Step 3: Cross multiply
270,187.08x = 372,904.47 × 157,075.44 - Step 4: Simplify right side
270,187.08x = 58,574,133,703.22 - Step 5: Solve for x
x = 58,574,133,703.22/270,187.08 - Step 6: Final answer
x = 216,791.02
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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.