Finding the Fourth Proportional to 127,370.24, 191,030.48 and 121,048.08
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Solution
The fourth proportional to 127,370.24, 191,030.48 and 121,048.08 is: 181,548.47
Step by Step Solution
- Step 1: Write the proportion equation
127,370.24 : 191,030.48 = 121,048.08 : x - Step 2: Convert to fraction form
127,370.24/191,030.48 = 121,048.08/x - Step 3: Cross multiply
127,370.24x = 191,030.48 × 121,048.08 - Step 4: Simplify right side
127,370.24x = 23,123,872,825.48 - Step 5: Solve for x
x = 23,123,872,825.48/127,370.24 - Step 6: Final answer
x = 181,548.47
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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.